Dawn Knight

If this card is sent from the field to the Graveyard: You can send 1 LIGHT monster from your Deck to the Graveyard. If this card is sent from your Deck to the Graveyard: Target 1 LIGHT monster in your Graveyard; place that target on the top of your Deck. You can only use 1 "Dawn Knight" effect per turn, and only once that turn.

Warrior LIGHT Effect Monster 4 effect