First kill with an Explosive Mine.

First kill with a Table Lamp.

First kill with a Stun Mine.

Acquire each Warlock subclass.

Kill 20 minions.

First kill with a Gun.

First kill with fire.

First kill with a Crutch.

Completed the larger challenge in The Angelic Ruins coliseum

First kill with a Nail Bat.

First kill with a Table Leg.

First kill with a Mop Handle.