Complete the indicated task to unlock the achievement.

Achievement	How to unlock
But Why Did You Fight It?!	Defeat Thanatos's Left Hand.
Commander Trash	Get all Trophies.
Corpse Captain	Kill an enemy with a corpse.
Deadman Walking	Win a battle with 7 HP or less.
Did You Play The Tutorial?!	Win a battle without making any fusions.
Dump Deck	Get more than thirty cards in your deck.
Master Miller	Get less than seven cards in your deck.
No More Zeroes	Defeat Thanatos Zero.
Thanatos Hunter	Defeat Thanatos.
Trash Zero's Demise	Defeat Trash Zero.
Voidstone Master	Defeat Thanatos with a Voidstone.
When Angels Deserve To Die	Defeat Archangel.
You're coming with me!	Kill an enemy with spikes but die in the process.