Sun and Moon

Choose one of the following effects: ● Send 1 'Sun Dragon Inti' you control to the Graveyard, and play 1 'Moon Dragon Quilla' from your Graveyard. ● Send 1 'Moon Dragon Quilla' you control to the Graveyard, and play 1 'Sun Dragon Inti' from your Graveyard. This Skill can only be used once per Duel.