Finish your first run.

Trigger Fever for the first time.

Pop a King slime.

Reach a 100 combo.

Reach a 250 combo.

Meet a Triplet slime.

Meet a Sleeper slime.

Meet a Puffer slime.

Meet a Ghost slime.

Meet a Mother slime.

Meet a Pebble slime.

Meet a Zippy slime.

Defeat the Mud Grinner.

Defeat the Sulky Octo.

Defeat the Moss Gulper.

Defeat Gloomfang.

Defeat the Chrome Blob.

Defeat the Abyss King.

Defeat all 15 bosses.

Defeat a boss in endless mode.

Unlock your first card.

Unlock a Legendary card.

Level a card up to Lv 5.

Own half of the skill tree.

Own every node in the skill tree.