Elemental Realms

Elemental Realms is a progression-driven adventure mod for Minecraft 1.21.1 (Fabric) that sends you on a journey through four elemental dimensions — each with unique biomes, fearsome bosses, exclusive loot, and a living NPC guide who tracks your every conquest.

Overview

A mysterious cartomancer named Ardyn appears near your spawn at the start of every new world. He carries an Elemental Cartograph — a living map that reveals the locations of ancient structures as you progress. Your goal: conquer three elemental realms, collect their relics, forge the Elemental Frame, and then face the god that stands at the end of it all.

Every item you earn along the way is Soulbound — it survives your death, cannot be dropped or transferred into chests, and stays with you until you use it.

Getting Started

When you spawn a new world, Cartomancer Ardyn will appear a few blocks in front of you. Right-click him to begin your journey.

He will give you two things:

Elemental Cartograph — a special map item. Right-click it at any time to open an overlay showing the coordinates of all elemental structures (new ones unlock as you progress).
Elemental Bag — right-click this item to equip it permanently. It adds 8 extra inventory slots visible on the left side of your vanilla inventory screen, reserved exclusively for progression key items.

Talk to Ardyn again at any time to check your current stage and refresh your map coordinates.

Controls

Action	Description
Right-click Ardyn	Open stage dialogue and refresh map
Right-click Elemental Cartograph	View the elemental structure map
Right-click Elemental Bag	Equip the bag (one-time activation, permanent)
Right-click Void Serpent Summoning Altar (holding Fire Tail)	Trigger the Void Serpent boss fight
Right-click Crystal Altar	Trigger the Crystal Frost Warden boss fight
Right-click Central Convergence Pedestal (holding Elemental Frame, all 3 orbs lit)	Summon Aurelion
Right-click Scythe of the Four Gods	Activate Godly Bubble (2 min cooldown)
Hold Right-click Celestial Magic Orb	Fire sustained celestial beam (10 sec, 3 sec cooldown)
Double-Jump (while wearing Holy Crown of Aurelion)	Activate 20 seconds of flight (8 min cooldown — keybind: Crown Flight)

The Biomes

Frostveil Expanse (Overworld)

A frozen tundra of blue ice and glacial rock. Home to the Crystal Frost Warden boss and its arena, the Frozen Crystal Sanctum.

Ore: Glacierite — used to craft the Glacier Dagger and other frost tools
Block: Ice Crystal Blocks, Frozen Sanctum Bricks
Mob: Ice Wraiths (flying, applies Slowness II on hit)

Pyroclast Wastes (Nether)

A scorched nether biome of scorched stone, ember grass, and molten crystal. The Pyrolizard rules from the Volcanic Heart Forge.

Note: You will die in the Pyroclast Wastes without the Frost Core in your inventory — it protects you from the heat
Ore: Pyrostone — used to craft fire weapons
Blocks: Scorched Stone, Ember Grass, Molten Crystal, Heat Vents
Mob: Emberfiends (fire immune, sets you on fire on hit)

Voidmarsh (Overworld)

A dark, fog-choked swampland. The Voidmarsh Serpent sleeps beneath the bog, waiting to be awakened at its summoning altar.

Ore: Voidsteel
Blocks: Voidstone (unbreakable), Void Ritual Altars, Void Serpent Summoning Altar
Mob: Marsh Stalkers (permanently invisible until they attack you)

Celestial Glade (Overworld)

A serene highland biome that holds the Aether Convergence Ruin — a structure with convergence orbs that light up as you defeat each boss. The final boss fight happens here.

Blocks: Celestial Stone, Celestial Flower, Convergence Pedestals
Mob: Sky Sprites (tameable with Aether Essence; craft 3 Celestial Flowers → 1 Aether Essence)

Progression Path

Stage 0 — The Beginning

Talk to Ardyn. Receive the Elemental Cartograph and Elemental Bag. Your first target: the Frostveil Expanse.

Stage 1 — Defeat the Crystal Frost Warden

Find the Frozen Crystal Sanctum (shown on your Cartograph, or use /locate structure elementalrealms:frozen_crystal_sanctum).

Right-click the Crystal Altar inside to seal the arena and begin the fight.

Crystal Frost Warden — 400 HP

Attacks: Ice Slam, Crystal Spike volleys, Frost Aura, summons Crystal Minion adds
Phase 2 (50% HP): Activates Crystal Nodes around the arena — while nodes are active, the Warden gains Speed II and Regeneration. Destroy all nodes to strip this buff.
Tip: Break the Crystal Nodes early in Phase 2 before focusing the boss.

Drops:

Frost Core (100%) — progression key; protects you from Pyroclast Wastes heat; Soulbound
Crystal Shard (common) — crafting material
Glacier Dagger (50%) — on-hit 40% chance to apply Slowness II; Soulbound
Warden's Crystal Heart (rare) — powerful defensive item; Soulbound

Talk to Ardyn. He will detect the Frost Core in your inventory and advance you to Stage 2.

Stage 2 — Defeat the Pyrolizard

Enter the Nether and find the Pyroclast Wastes biome. The Volcanic Heart Forge structure contains the Pyrolizard.

You must have the Frost Core in your inventory to survive the Pyroclast Wastes heat.

Right-click the Pyro Altar to begin the fight.

Pyrolizard — Boss

Attacks: Fire Breath, Lava Spit, Tail Whip, Ground Slam, Roar (knockback)
Mechanic: Pyro Nodes around the arena buff the Pyrolizard. Break them all to begin the final phase.
Warning: The Forge Bell triggers a roar that staggers your position — stay mobile.

Drops:

Pyrolizard's Fire Tail (100%) — progression key; used to awaken the Void Serpent; Soulbound
Pyrolizard's Horn (common) — crafting material for the Twin Horned Axe
Twin Horned Axe (from crafting) — always sets target on fire; 35% chance Horn Surge (AoE fire explosion + knockback)

Talk to Ardyn. He will detect the Fire Tail and advance you to Stage 3.

Stage 3 — Awaken and Defeat the Voidmarsh Serpent

Find the Voidmarsh biome. Locate the Void Serpent Summoning Altar (shown on your Cartograph).

Hold your Fire Tail and right-click the altar. This ignites it and opens the Void Ritual Arena — a 56×56 pool surrounded by voidstone walls with a dome that closes over you.

Voidmarsh Serpent — 500 HP — 4 Phases

Phase 1 (100%–66% HP): Abyssal Lunge, Tail Slam, Void Bubble Barrage, and Bite (grabs and holds you for 2 damage every 10 ticks — sprint away to deal 15 damage to it and escape).

Phase 2 (66%–40% HP): Void Whirlpool (pulls you inward), Coil Trap (wraps around you). Four Void Ritual Altars appear on the arena edge — the Serpent is immune until you destroy all four.

Phase 2.5 — Pillar Phase (40% HP): The Serpent becomes fully invincible. Six Void Pillars rise from the pool, each topped with a Void Ritual Altar cap. The Void Maelstrom ability pulls all players toward the centre and deals scaling damage. Destroy all six pillar caps to remove immunity.

Phase 3 (33% HP): Devouring Dive (crashes into the pool), Void Roar (area damage), Corrupted Rain (drops void projectiles from above). The Serpent's remaining altar blocks shatter automatically.

Drops:

Void Fang (100%) — progression key; Soulbound
Serpent Scale (35%) — crafting material
Abyss Heart (15%) — powerful item; Soulbound

Talk to Ardyn. He advances you to Stage 4 and tells you to craft the Elemental Frame.

Stage 4 — Craft the Elemental Frame

Craft the Elemental Frame using:

Frost Core + Pyrolizard's Fire Tail + Void Fang + Nether Star

(Check the in-game recipe book or JEI for the exact layout.)

Talk to Ardyn. He detects the Frame and advances you to Stage 5, unlocking the Celestial Convergence Ruin on your Cartograph.

Stage 5 — The Final Convergence

Travel to the Celestial Glade biome and find the Aether Convergence Ruin.

The ruin has three outer pedestals — one for each boss you defeated. Each pedestal's orb glows automatically when the corresponding boss is dead. All three must be lit.

When all three outer orbs glow, right-click the central pedestal while holding your Elemental Frame to summon Aurelion, Triarch of the Three Aspects.

Aurelion — Final Boss — 800 HP
You will be given a Triarch Blade at the start of the fight (deals bonus holy damage + Glowing effect on hit). It is removed when the fight ends.

Drops (all Soulbound):

Holy Crown of Aurelion (100%) — helmet; passive Resistance II + Regeneration II + +2.5 max hearts; double-jump activates 20 seconds of flight (8 min cooldown)
Soul of the Four Elements (100%) — key material for the Scythe of the Four Gods
Celestial Essence ×5 (100%) — crafting material
Hallowed Smithing Template ×3 (100%) — upgrades Netherite armor to the Aurelion set

End-Game Gear

Aurelion Armor Set

Crafted by upgrading Netherite armor with Hallowed Smithing Templates and Hallowed Ingots:

Holy Crown of Aurelion — Resistance II, Regeneration II, +2.5 hearts, Crown Flight ability
Aurelion's Sacred Breastplate
Hallowed Greaves of Aurelion
Sanctified Sollerets of Aurelion

All pieces are Soulbound.

Scythe of the Four Gods

Crafted from the Elemental Core (which requires the Soul of the Four Elements). The ultimate weapon.

+22 attack damage, slow attack speed
Every hit: 3 fire damage, Slowness V (momentary), Blindness (3 sec), Wither (4 sec)
Right-click — Godly Bubble: Resistance V + Regeneration II for 5 seconds. 2-minute cooldown.
Animated with GeckoLib (idle loop, swing, ability animations)
Soulbound

Celestial Magic Orb

Hold right-click to fire a sustained 32-block celestial beam
Hits all entities within 2.5 blocks of the beam every 10 ticks for 2 hearts of magic damage
Fires for up to 10 seconds, then 3-second cooldown
Soulbound

Glacier Dagger

40% chance on hit to apply Slowness II (3 seconds)
Snowflake particle burst on proc
Soulbound

Twin Horned Axe

Always sets target on fire for 3 seconds
35% Horn Surge: AoE fire burst in 2.5-block radius, +4 fire damage, knocks all nearby mobs away
Soulbound

Commands

All vanilla commands work normally. The mod adds no custom commands, but these vanilla commands are useful:

/locate structure elementalrealms:frozen_crystal_sanctum
/locate structure elementalrealms:volcanic_heart_forge
/locate structure elementalrealms:void_ritual_arena
/locate structure elementalrealms:celestial_convergence_ruin
/locate biome elementalrealms:frostveil_expanse
/locate biome elementalrealms:pyroclast_wastes
/locate biome elementalrealms:voidmarsh
/locate biome elementalrealms:celestial_glade

Note: Biomes only generate in new worlds created after installing the mod. The Pyroclast Wastes is a Nether biome — run /locate biome while inside the Nether.

Requirements

Dependency	Version
Minecraft	1.21.1
Fabric Loader	0.16.0+
Fabric API	Any (latest recommended)
GeckoLib	4.7+
Java	21+

FAQ

My Frost Core / boss drops disappeared on death!
All progression items are Soulbound and survive death automatically. They cannot be dropped or moved into external containers.

The biomes aren't generating in my world.
Elemental biomes only appear in worlds created after the mod is installed. Create a new world to see them.

I can't find Ardyn.
Ardyn spawns once per world, 3 blocks in front of the first player to log in. If your world was loaded by a different player first, walk around your spawn area. He persists permanently — he cannot be killed.

The Pyroclast Wastes keeps killing me.
You need the Frost Core (from the Crystal Frost Warden) in your inventory. It acts as protection against the biome's extreme heat.

ElementalRealms