Thief is a skill introduced in Dragon Quest Monsters: Joker. It can be learned from the Thief's scroll.

Dragon Quest Monsters: Joker edit

Ability Skill Points
Accelerate 5
Agility +10 10
Klepto Clobber 17
Agility +10 24
Acceleratle 32
Agility +10 40
Penny Pincher 49
Agility +10 59
Dodgy Dance 70
Decelerate Guard 100

Dragon Quest Monsters: Joker 2 edit

Thief's abilities remain unchanged.