A large Warm Ocean Ruin Cluster in a Minecraft Coral Reef
Screenshot by Gameskinny

Top 20 Best Minecraft 1.21 Seeds for December 2025

Best Minecraft 1.21 seeds are waiting for you!

Minecraft 1.21’s biggest addition is the Trial Chamber, a special underground structure that offers an exciting challenge for all players. In this guide, I’ll provide you with a list of the top 20 best and most interesting Minecraft 1.21 seeds!

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Minecraft 1.21: Top 20 Best Seeds for December 2025

20 – Deadly Lava Lush Cave

Zombies and axolotls in a Minecraft Lush Cave biome
Screenshot by Gameskinny

Lush Caves are filled with unique blocks and wildlife that every player should attempt to gather in their Minecraft worlds. Their glow berries serve as an easy food source, the moss blocks speed up the hatching of Sniffer eggs, and the unique plants make for great decor. This seed puts players in a Taiga that is home to a large Lush Cave and a Taiga Village. If exploring the cave gets boring, players can head south to take on a Trial Chamber using the loot they’ve gathered in the cavern.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Taiga Village: 28, 143Lush Cave Entrance: 123, 106
Lush Cave Entrance: 123, 106Lush Cave: 137, 23, 108
Lush Cave: 137, 23, 108Taiga Village: 184, 285
Trial Chamber: 167, -21, 242Trial Chamber: 167, -21, 242

19 – Sunflower Plains Village

A large Plains Village with a ravine on a Sunflower Plains biome in Minecraft
Screenshot by Gameskinny

A sprawling village surrounded by sunflowers is the first thing Bedrock players will see in this world. Take over one of the town’s homes for your first base while using the villagers to farm plenty of wheat. When you want to craft iron gear, explore the ravine next to the village or walk south to mine ores in a Stony Shores biome. Instead of the village, Java players will have easy access to a shipwreck and several clusters of Cold Ocean Ruins.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Shipwreck: 164, -192Plains Village: 245, -347
Cold Ocean Ruin Cluster: 418, 4Underwater Ruined Nether Portal: 216, -504
Trial Chamber: 279, -32, -218Trial Chamber: 279, -32, -218

18 – Snowy Treasures

A large Minecraft Snowy Villages by a Frozen River biome and a Snowy Taiga
Screenshot by Gameskinny
  • Seed: 8458230823786708092
  • Spawn: -269, 310
  • Biomes: Frozen Ocean, Snowy Beach, Snowy Plains, Snowy Taiga

Snowy biomes can feel sparse in resources, especially since structures like Trail Ruins and Cold Ocean Ruins are often hidden beneath snow and ice. Luckily, the snowy and Frozen Ocean biomes in this seed are filled with plenty of treasure in guaranteed structures. All players will find a set of Trail Ruins and a shipwreck on the edge of a Frozen Ocean. Java players will also have access to a large Snowy Village, while Bedrock gamers will explore the Frozen Ocean for Cold Ocean Ruins.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trail Ruins: -307, 252Trail Ruins: -307, 252
Shipwreck: -237, 233Shipwreck: -204, 254
Snowy Village: -386, 398Small Cold Ocean Ruin: -132, 435

17 – Quick Trip to the Nether

Two Minecraft Plains Villages next to a ruined Nether portal
Screenshot by Gameskinny

Bedrock players looking to head straight into the Nether will enjoy this Minecraft world. The world’s spawn is made up of a combination of Plains and Forest biomes filled with rivers. There are three Plains Villages in this area, with the second having a Blacksmith with enough obsidian to repair a ruined Nether portal nearby. It will take you straight into a Basalt Delta biome near the bottom of the Nether.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Pillager Outpost: -297, -183Plains Village 1: 194, -191
Plains Village: -382, -372Plains Village 2: -301, -160
Ruined Nether Portal: 149, 238Plains Village 3: -406, 132
Trail Ruins: 270, 189Ruined Nether Portal: -342, 67

16 – Survival Island by Mushroom Islands

Two islands in a Warm Ocean with a Kelp Forest and a Coral Reef in Minecraft
Screenshot by Gameskinny
  • Seed: 7840694599492271063
  • Spawn: -993, -857
  • Biomes: Desert, Jungle, Mushroom Fields, Stony Shores, Warm Ocean

A cozy survival island inside a Warm Ocean is perfect for players who want to experience everything Minecraft’s seas have to offer. One half of the island is in a Kelp Forest, while a Coral Reef surrounds the other half. Since the surrounding ocean is mostly a Warm Ocean biome, players will have a chance to get Sniffer Eggs from nearby Ocean Ruins. Bedrock players will have a Jungle Temple on the island. In contrast, Java players will have a shipwreck off the island’s southern coast.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Survival Island: -993, -857Survival Island: -993, -857
Trial Chamber: -951, -33, -791Jungle Temple: -1,019, -888
Shipwreck: -1,048, -1,103Trial Chamber: -951, -33, -791
Mushroom Island: -639, -704Mushroom Island: -639, -704

15 – Jungle Ruins

A Minecraft Jungle Temple with a Trail Ruins structure inside of it
Screenshot by Gameskinny

Jungle Temples and Trail Ruins structures are found scattered around this large Jungle biome. Most of the structures can be found in pairs, letting you gather more loot in a single trip. Bedrock players will find a unique Trail Ruins structure that has merged with the bottom of a Jungle Temple. The only clues to its existence are a few terracotta and gravel blocks poking through the temple’s cobblestone floor.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Jungle Temple: -344, 277Jungle Temple with Trail Ruins: -348, 289
Trail Ruins: -349, 290Trail Ruins: 158, 305
Jungle Temple 2: -155, -137Ruined Nether Portal: 81, 62
Trail Ruin 2: 195, -499Ruined Nether Portal by Trail Ruins: 717, 141
Jungle Temple 3: 309, -441Jungle Temple: 373, -394
Ruined Nether Portal: 270, -476Trail Ruins: 195, -498

14 – Woodland Mansion Canyon

A Minecraft Woodland Mansion in a canyon between two Pale Garden biomes
Screenshot by Gameskinny

Two Pale Garden biomes hover over the top of this Woodland Mansion. Their hills collide with the Mansion’s structure, causing dirt blocks and glow berries to appear in the Mansion’s many hallways. Exploring the Pale Garden to the right will lead you to a large Lush Cave. Follow the cave down to drop through a one-block-wide hole that will place you right next to a Deep Dark biome.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Pillager Outpost: -153, 167Pillager Outpost: 423, 395
Woodland Mansion: -481, 527Plains Village: 717, 684
Lush Cave: -556, 505Lush Cave: -556, 505

13 – Island Trials

A Minecraft island with three different forests and an ocean filled with kelp
Screenshot by Gameskinny
  • Seed: 3838058575941151168
  • Spawn: -328, -447
  • Biomes: Beach, Dark Forest, Old Growth Birch Forest, Swamp

Nothing makes a survival island more interesting than a wide variety of biomes and a Trial Chamber. Both console and PC players will find this Trial Chamber, as well as a ruined Nether portal, a shipwreck, and a few Cold Ocean ruins around the island. If you’d rather explore Warm Ocean Ruins, there are a few hidden along the western edge of the same ocean.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trial Chamber: -377, -25, -471Trial Chamber: -377, -25, -471
Underwater Ruined Nether Portal: -456, -556Underwater Ruined Nether Portal: -386, -490
Shipwreck: -508, -484Shipwreck: -495, -284
Cold Ocean Ruin Cluster: -500, -316Small Cold Ocean Ruin: -291, -148

12 – Windswept Savanna on Desert Coast

A Windswept Savanna biome with a Mangrove Swamp on the coast of a Desert in Minecraft
Screenshot by Gameskinny

Three biomes collide to form one magnificent Desert in this Minecraft world. A winding Windswept Savanna biome sets the stage, with a large Mangrove Swamp using the Savanna’s hills to tower above the Desert’s sand. Bedrock players will have a village and a Desert Temple hidden behind these tall biomes. In contrast, Java players will need to dive deep into the sea to explore Warm Ocean Ruins and shipwrecks.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trial Chamber: -937, -19, 34Trial Chamber: -937, -19, 34
Small Warm Ocean Ruin: -642, 62Desert Village: -880, 226
Shipwreck: -588, 282Desert Temple: -980, 201

11 – Jagged Peaks Mountain

A large Stony Peaks mountain with a Plains crater in Minecraft
Screenshot by Gameskinny
  • Seed: 5428247502997800210
  • Spawn: 0, 0
  • Biomes: Cherry Grove, Grove, Jagged Peaks, Plains, Snowy Slopes

Mountains are one of the safest places for Minecraft players to live. Their high peaks encircle their inner craters like natural stony walls, keeping out both enemy players and hostile mobs. In Bedrock Edition, players will find a small Plains Village and a ruined Nether portal hidden behind this mountain. Java players will have two Plains Villages located along the northeastern and southwestern sides of the mountain instead.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Jagged Peaks mountain: 0, 0Jagged Peaks mountain: 0, 0
Cherry Grove: -38, -333Cherry Grove: -38, -333
Plains Village 1: 83, -362Plains Village: 9, -231
Plains Village 2: -326, 161Ruined Nether Portal: 6, -276

10 – Coral Reef Ruins

A large Warm Ocean Ruin Cluster in a Minecraft Coral Reef
Screenshot by Gameskinny

Coral Reefs only spawn in Warm Ocean biomes, making them a great biome to discover Warm Ocean Ruins in. This Coral Reef is home to several clusters of Warm Ocean Ruins as well as a handful of shipwrecks. With so many ruins available, you’re practically guaranteed to find a pair of Sniffer Eggs! Lucky players will find a few blocks of moss in one of the reef’s shipwrecks. Place them on the ground, then place the Sniffer Eggs on top of them to help them hatch faster.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Desert Village: 577, 560Desert Temple: 633, 538
Small Warm Ocean Ruins: 493, 467Warm Ocean Ruin Cluster: 508, 690
Shipwreck: 421, 684Shipwreck: 521, 812
Small Warm Ocean Ruins 2: 771, 734Warm Ocean Ruin Cluster 2: 662, 803

9 – Triple Trail Ruin Taiga

A set of Trail ruins beneath a Spruce Tree in Minecraft's Old Growth Taiga biome
Screenshot by Gameskinny

This large Old Growth Taiga is home to three separate Trail Ruins structures. The combination of the three ruins should let you get all of the archaeological items that can only be found by brushing the suspicious gravel in Trail Ruins. Since they are in relatively close proximity, I recommend building your base in the center of the Taiga and branching out to excavate each one.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trail Ruins 1: 32, 62Trail Ruins 1: 31, 61
Ruined Nether Portal: 35, 86Trail Ruins 2: 36, -164
Trail Ruins 2: 35, -163Trail Ruins 3: -190, 158
Trail Ruins 3: -190, 158Taiga Village: -386, 374

8 – Beneath the Desert’s Mangrove Swamp

A Minecraft Desert with a Mangrove Swamp and a Coral Reef
Screenshot by Gameskinny

Mangrove Swamps and Deserts are one of the best biome combinations in Minecraft. The Desert provides access to a variety of structures with helpful treasures, typically Desert Temples and Desert Villages. Meanwhile, the Mangrove Swamp contains important natural resources that don’t typically exist in large Deserts. It’s a perfect set of biomes that gives you everything you need to survive well in Minecraft. As a bonus, the area beneath these two biomes is home to four Trial Chambers, so you’ll have easy access to all of the exclusive loot found within them.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trial Chamber 1: 279, -13, -199Trial Chamber 1: 279, -13, -199
Trial Chamber 2: 297, -28, 105Trial Chamber 2: 297, -28, 105
Trial Chamber 3: 713, -14, 46Trial Chamber 3: 713, -14, 46
Trial Chamber 4: 535, -25, 551Trial Chamber 4: 535, -25, 551
Desert Village: 167, -175Desert Village: 711, 118
Desert Temple: 570, -278Desert Temple: -294, 89

7 – Ancient Badlands

An Ancient City in a Dripstone Cave with a pool of lava and a large waterfall in Minecraft
Screenshot by Gameskinny
  • Seed: -2401735794934395880
  • Spawn: 9, -40
  • Biomes: Badlands, Deep Dark, Eroded Badlands, Wooded Badlands

If Ancient Cities are your preferred structure, this Badlands seed will be the Minecraft world of your dreams. There is not one, not two, but eleven Ancient Cities to find scattered within the giant Deep Dark biome beneath this arid biome. Several of these cities intersect with a Dripstone Cave biome, while the rest stick solely to the Deep Dark.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Ancient City 1: 32, -45, 181Ancient City 1: 224, -45, 133
Ancient City 2: 437, -45, 64Ancient City 2: 400, -45, 218
Ancient City 3: -688, -45, 565Ancient City 3: 96, -42, 567
Ancient City 4: 150, -42, 400Ancient City 4: 112, -42, 779
Ancient City 5: 32, -42, 762Ancient City 5: 496, -42, 843
Ancient City 6: 480, -42, 837Ancient City 6: 560, -45, 473
Ancient City 7: 442, -42, 592Ancient City 7: 960, -45, 886
Ancient City 8: 840, -42, 400Ancient City 8: 1,240, -42, 496
Ancient City 9: 1,344, -42, 570Ancient City 9: 1,328, -42, 806
Ancient City 10: 1,301, -45, 864Ancient City 10: 1,658, -45, 848
Ancient City 11: 1,592, -42, 896Ancient City 11: 1,592, -42, 1,264

6 – Mushroom Island in Warm Ocean

A large Minecraft Mushroom Island floating in a Warm Ocean
Screenshot by Gameskinny

It’s not every day that you’ll spawn on a coastline just a short swim away from a Mushroom Island. The coast is home to a Bamboo Jungle, so I recommend bringing Jungle saplings and bamboo with you to create a consistent supply of wood. There are plenty of Small Warm Ocean Ruins and shipwrecks around the island that can be looted for resources. Just make sure to bring a brush with you for a chance at getting Sniffer Eggs.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Plains Village: -462, -791Buried Treasure: -504, 50, -568
Mushroom Island: 115, -208Mushroom Island: 115, -208
Ruined Nether Portal: 134, 96Shipwreck: 123, -504
Warm Ocean Ruin Cluster: -183, 328Warm Ocean Ruin Cluster: 183, -605

5 – Sunken Desert Temple

A Minecraft Desert Temple sinking into the ground
Screenshot by Gameskinny

A Desert Temple has mysteriously sunk into the sands of this vast Desert. If it weren’t for its unique staircase-like roof and a nearby puddle of water, you wouldn’t know it was beneath your feet. Luckily, the hole in its roof is intact, so you can still drop directly into it. You’ll find a ruined Nether portal and a Pillager Outpost to the east of this Temple. There is also a Desert Village a short walk to the southwest.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Pillager Outpost: -173, 184Trial Chamber: 167, -29, 167
Ruined Nether Portal: -285, 164Desert Village: 187, 250
Sunken Desert Temple: -376, 123Ruined Nether Portal: 296, 250
Desert Village: -471, 211Desert Temple: 362, 218

4 – Cherry Survival

A Minecraft Plains Village and a ruined Nether portal next to a Cherry Grove
Screenshot by Gameskinny

In addition to being beautiful, this Cherry Grove has numerous untapped resources that make it a great place for survival players to live. Firstly, it has a Plains Village and a ruined Nether portal next to it on the surface. The ruined portal’s chest has enough obsidian to repair its frame and a flint-and-steel to light it. Secondly, the area beneath the grove is home to both an Ancient City and a Trial Chamber. These structures will give you access to a lot of unique items like the Silence armor trim.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Plains Village: 80, 16Plains Village: -300, 254
Trial Chambers 1: 185, -13, 93Ruined Nether Portal: -338, 198
Trial Chambers 2: -323, -23, 103Trial Chambers: -323, -23, 103
Pillager Outpost: 121, 602Ancient City: -272, -42, 152

3 – Jungle Desert Border

A Desert Village on the edge of the border between a Minecraft Jungle biome and a Desert biome
Screenshot by Gameskinny

A lush Jungle collides with a lively Desert in this 1.21 seed. The Jungle is home to a few newer structures, including a set of Trail Ruins and a Trial Chamber. In contrast, the Desert has structures that have been around for a long time, like a village and a Desert Temple. Players wanting to do a bit more archaeology will find a variety of Warm Ocean Ruins scattered around.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Trail Ruins: -163, 20Trail Ruins: -163, 20
Jungle Temple: 4, 101Trial Chamber: 89, -26, 25
Trial Chamber: 89, -26, 25Jungle Temple: 150, 200
Desert Village: 269, 253Ruined Nether Portal: 205, -1
Desert Temple: 314, 235Small Warm Ocean Ruins: 444, 436

2 – Desert Temple Beneath Badlands Village

A Desert Temple beneath a Desert Village in a Minecraft Badlands biome
Screenshot by Gameskinny

Desert Temples next to hills look more like staircases than the structures they actually are. In this world, Bedrock players will spawn near a Desert Village on top of a hill. Next to the village is a Desert Temple that has merged with the ridge beneath the town. The Temple forms a small staircase leading up to the eastern half of the village. If you aren’t careful, you’ll wind up falling through the top of the temple while walking through the town.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Desert Temple: -356, -312Desert Temple: -294, -389
Desert Village: -457, -260Desert Village: -314, -405
Cave: -316, -352Cave: -316, -352

1 – Lush Pale Garden with Woodland Mansion

A Minecraft Pale Garden biome with a Woodland Mansion and a ruined Nether portal
Screenshot by Gameskinny

Woodland Mansions in Pale Garden biomes provide a unique challenge only found in Minecraft 1.21. With the recent addition of the Pale Garden’s Creaking mob, entering and exploring a mansion within this biome becomes a difficult task. You’ll need to navigate through the gloomy garden while avoiding or destroying any Creakings that spawn to make it to the mansion’s door. Once inside, you’ll then have to fight your way through hordes of enemies to claim the structure’s many treasures.

Key Java Locations (X, Z)Key Bedrock Locations (X, Z)
Lush Cave: 774, 700Lush Cave: 774, 700
Woodland Mansion: 766, 720Woodland Mansion: 831, 321
Ruined Nether portal: 803, 849Ruined Nether portal: 851, 112

That’s it for this month’s best Minecraft 1.21 seeds. Check out more Minecraft guides here, including a huge catalog of awesome seeds for PC, PS4, PS5, Xbox One, Xbox Series X|S, and Nintendo Switch!


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Serhii Patskan
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Serhii is the Writer at GameSkinny. He's been writing for GameSkinny since 2015. Before that, he's been writing for various outlets and playing video games, which eventually turned into a passion. The video games that have contributed the most to his enthusiasm for writing about this industry are Magic: The Gathering, Dark Souls, and The Elder Scrolls V: Skyrim.
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