From Dragon Quest Wiki

Kafizzle is a spell introduced in Dragon Quest Monsters: Joker. For 3 MP, it attempts to seal the spells of all enemies, preventing them from casting magic.

Dragon Quest Monsters: Joker[edit]

Kafizzle can be learned from:

Dragon Quest Monsters: Joker 2[edit]

Kafizzle can no longer be learned from Mage. The point requirements for Diabolist and Seal have changed. It can now be learned from: