All Slimes in Legend of Slime and How to Unlock

Here's all the slimes in Legend of Slime and how to unlock them.

Many slimes are available to unlock in Legend of Slime: Idle RPG. Each slime has unique abilities, and special unlocks that can boost your stats. Even if you don’t like a slime’s ability, the unlocks can help your character! In this guide, we list all the slimes in Legend of Slime and how to unlock each.

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All Slimes in Legend of Slime

  • Aku: free starting slime
  • Serpine: login seven days in a row
  • Astrie: purchase for 9,900 Gems
  • Kobalus: Reward for the first purchase in the shop
  • Crobi: Reward for purchasing the Premium Slime Package
  • Melissa: Premium Pass Tier 30 Reward Event
  • Deva: Premium Pass Tier 30 Reward Event
  • Osteon: Premium Pass Tier 30 Reward Event
  • Ornis: Special Event Reward (Thanksgiving, Pumpkin, etc.)
  • Ghost: Premium Pass Tier 30 Reward Event
  • Amber: Special Event Reward (Thanksgiving, Pumpkin, etc.)
  • Mecha: Premium Pass Tier 30 Reward Event

The “Premium Pass” slimes must be obtained by purchasing the Premium Pass. When one event is finished, the second one starts. So, first, you get Melissa, then Deva, Osteon, Ghost, and Mecha. You also have the option to purchase the special package from the in-game shop, which lets you pick one slime.

Aku

Aku (A-Tier) is the starting slime and the first one you get after launching the game. The unique skull for Aku is Water Explosion: when an enemy approaches, it explodes every second to deal 50% of ATK as AoE damage.

Serpine

Serpine (S-Tier) is the second slime; you can unlock it by logging in for seven days consecutively. The unique skill is Swapping Trick: when attacked by an enemy, you have a low chance of leaving a log and running away. The log explodes shortly after that, dealing 10% of ATK as damage.

Astrie

Astrie (S-Tier) is the third slime and can be purchased for 9,900 Gems. The unique skill is Thunderstorm Clouds: when fighting a boss, a thunderstorm cloud deals 20% of ATK as damage and continually increases the damage of the thunderstorm cloud.

Kobalus

Kobalus (SS-Tier) is the fourth slime and is unlocked when you make your first purchase at the in-game shop. The unique skill is Reinforcement: every eight seconds, the goblin watchtowers fire rain of arrows, dealing 500% of ATK as damage.

Crobi

Crobi (SS-Tier) is a premium slime and is unlocked by purchasing the premium slime package. The unique skill is Hell Express: every seven seconds, call three suicide bombers from hell, each dealing 100% of the total ATK of all companions as damage.

Melissa

Melissa (SS-Tier) is a premium slime that is the reward at Tier 30 of the Premium Reward Event. The unique skill is Reinforcement: every eight seconds, the goblin watchtowers fire rain of arrows, dealing 500% of ATK as damage.

Deva

Deva (SS-Tier) is a premium slime that is the reward at Tier 30 of the Premium Reward Event. The unique skill is Retribution: if enemies approach or attack, attacks enemies at 200% of ATK and recovers Deva’s HP by 1%.

Osteon

Osteon (SS-Tier) is a premium slime that is the reward at Tier 30 of the Premium Reward Event. The unique skill is Bone-shaking, which summons a gigantic bone out of the ground to attack. Deals min 300% to max 30000% damage, depending on the Critical Hit damage multiplier.

Ornis

Ornis (S-Tier) is a special event reward slime, and you can usually get it during holidays like Thanksgiving, Halloween, etc. The special unique skill for Ornis is Don’t Mess with Us Chickens: Vengeful chickens stomp on enemies, dealing 350% of ATK.

Ghost

Ghost (SS-Tier) is a premium slime that is the reward at Tier 30 of the Premium Reward Event. The unique skill for Ghost is The Nightmare Before Halloween: a spooky ghost deals 4% of total companions ATK. Up to eight ghosts appear with each kill or after one second.

Amber

Amber (S-Tier) is a special event reward slime, and you can usually get it during holidays like Thanksgiving, Halloween, etc. The special unique skill for Amber is Festivalgoer: a pumpkin carriage appears and throws 22 pieces of junk at surrounding enemies, dealing 10-50% of slime ATK, depending on the type of junk.

Mecha

Mecha (SS-Tier) is a premium slime that is the reward at Tier 30 of the Premium Reward Event. The unique skill is Combine Slime Combo: combines every eight seconds, bombarding enemies with 250% of total companion ATK (doesn’t take damage during transformation).

As more and more slimes come to Legend of Slime, we’ll update the list so you’ll know how to unlock them!