Leyline of Sanctity [Modern Masters 2015] SM209 • If it is Xyz

• If it is Xyz Summoned: It gains 800 ATK

When Dreamcaller Siren enters the battlefield

Set: Future Sight Type: Legendary Creature — Dragon Rarity: Rare Cost: {2}{R}{R}{R} Flying

Set: Structure Deck: Emperor of Darkness Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1000 You can Tribute Summon this card by Tributing 1 Tribute Summoned monster

He wears his infamy like a fine silk shirt

Leyline of Sanctity [Modern Masters 2015] SM209 • If it is XyzSet: Modern Masters 2015 Type: Enchantment Rarity: Rare Cost: {2}{W}{W} If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield. You have hexproof. (You can't be the target of spells or abilities your opponents control.)