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Summon, place, and merge slimes to stop the larvae pouring from the pen. Collect 111 slimes across 12 grades from F to XXX, grow through runes and rebirths, trade eligible Steam Inventory items, and climb the stage leaderboard in this casual pixel-art horde defense game.
PC (Microsoft Windows) · Sep 19, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
100 achievements available.

Defeat 1 boss.
LockedSteam

Defeat 10 bosses.
LockedSteam

Defeat 100 bosses.
LockedSteam

Defeat 10 enemies with one explosion or rocket.
LockedSteam

Clear all 5 rounds of Stage 10+ without failing.
LockedSteam

Defeat 5 enemies with one piercing shot.
LockedSteam

Clear a Stage 10+ non-boss round in 21 seconds.
LockedSteam

Activate Overdrive.
LockedSteam

Clear all 5 rounds of Stage 10+ without draws or merges.
LockedSteam

Clear a boss round during Overdrive.
LockedSteam

Hidden until unlockedSteam

Reach Draw Lv. 10.
LockedSteam

Reach Draw Lv. 2.
LockedSteam

Reach Draw Lv. 3.
LockedSteam

Reach Draw Lv. 4.
LockedSteam

Reach Draw Lv. 5.
LockedSteam

Reach Draw Lv. 6.
LockedSteam

Reach Draw Lv. 7.
LockedSteam

Reach Draw Lv. 8.
LockedSteam

Reach Draw Lv. 9.
LockedSteam

Draw once.
LockedSteam

Draw 10 times.
LockedSteam

Draw 100 times.
LockedSteam

Draw 1,000 times.
LockedSteam

Draw 2,500 times.
LockedSteam

Draw 500 times.
LockedSteam

Draw 5,000 times.
LockedSteam

Defeat 1 enemy.
LockedSteam

Defeat 100 enemies.
LockedSteam

Defeat 1,000 enemies.
LockedSteam

Defeat 10,000 enemies.
LockedSteam

Defeat 100,000 enemies.
LockedSteam

Defeat 1,000,000 enemies.
LockedSteam

Hold 100a gold.
LockedSteam

Hold 10a gold.
LockedSteam

Hold 10b gold.
LockedSteam

Hold 1a gold.
LockedSteam

Hold 1b gold.
LockedSteam

Merge once.
LockedSteam

Merge 10 times.
LockedSteam

Merge 100 times.
LockedSteam

Merge 1,000 times.
LockedSteam

Merge 500 times.
LockedSteam

Rebirth once.
LockedSteam

Rebirth 10 times.
LockedSteam

Rebirth 100 times.
LockedSteam

Rebirth 25 times.
LockedSteam

Rebirth 5 times.
LockedSteam

Rebirth 50 times.
LockedSteam

Discover 1 rune.
LockedSteam

Discover 10 runes.
LockedSteam

Discover 25 runes.
LockedSteam

Discover 50 runes.
LockedSteam

Discover 75 runes.
LockedSteam

Draw 1 rune.
LockedSteam

Draw 10 runes.
LockedSteam

Draw 100 runes.
LockedSteam

Draw 1,000 runes.
LockedSteam

Draw 250 runes.
LockedSteam

Draw 500 runes.
LockedSteam

Get a Grade A Rune.
LockedSteam

Get a Grade B Rune.
LockedSteam

Get a Grade S Rune.
LockedSteam

Get a Grade SS Rune.
LockedSteam

Get a Grade SSS Rune.
LockedSteam

Get a Grade X Rune.
LockedSteam

Get a Grade XX Rune.
LockedSteam

Get a Grade XXX Rune.
LockedSteam

Equip 1 rune at once.
LockedSteam

Equip 12 runes at once.
LockedSteam

Equip 16 runes at once.
LockedSteam

Equip 4 runes at once.
LockedSteam

Equip 8 runes at once.
LockedSteam

Equip 2 rune types at once.
LockedSteam

Equip 4 rune types at once.
LockedSteam

Equip 6 rune types at once.
LockedSteam

Equip 8 rune types at once.
LockedSteam

Discover 1 slime.
LockedSteam

Discover 10 slimes.
LockedSteam

Discover 100 slimes.
LockedSteam

Discover 25 slimes.
LockedSteam

Discover 50 slimes.
LockedSteam

Discover 75 slimes.
LockedSteam

Get a Grade A Slime.
LockedSteam

Get a Grade B Slime.
LockedSteam

Get a Grade S Slime.
LockedSteam

Get a Grade SS Slime.
LockedSteam

Get a Grade SSS Slime.
LockedSteam

Get a Grade X Slime.
LockedSteam

Get a Grade XX Slime.
LockedSteam

Get a Grade XXX Slime.
LockedSteam

Clear Stage 1.
LockedSteam

Clear Stage 10.
LockedSteam

Clear Stage 100.
LockedSteam

Clear Stage 1,000.
LockedSteam

Clear Stage 25.
LockedSteam

Clear Stage 250.
LockedSteam

Clear Stage 5.
LockedSteam

Clear Stage 50.
LockedSteam

Clear Stage 500.
LockedSteam
Community notes