Loyal Dragons and Courage

You may only cast this card if you have a size 3 "Ancient World" monster on your field.

Use one of the following abilities.

- Search your deck for a size 0 monster, call it without paying its [Call Cost], and shuffle your deck.

- Put this card into the soul of a size 3 "Dragon Lord" on your field.

When your "Dragon Lord" with this card in its soul attacks, put the top card of your deck into your gauge. This ability only activates once per turn.