Xyz Lightraze

You can only use this Skill if your Extra Deck contains a LIGHT Xyz Monster. 1: At the beginning of the Duel, gain 1500 Life Points. 2: Once per turn, during your Main Phase, you can choose 1 Xyz Monster on your field, and it gains 300 ATK until the end of this turn. If a LIGHT monster is on your field or in your Graveyard, the chosen monster gains an additional 300 ATK until the end of this turn.