Cerulean Wyvern [Mirage] GG10 If that creature has toxic

If that creature has toxic

each opponent reveals cards from the top of their library until they reveal a creature card

" —Orson

you may return that card to the battlefield at the beginning of the next end step if Shirei

Set: Ravnica: City of Guilds Type: Artifact Rarity: Rare Cost: {4} At the beginning of each opponent's upkeep

Cerulean Wyvern [Mirage] GG10 If that creature has toxicSet: Mirage Type: Creature Drake Rarity: Uncommon Cost: {4}{U} Flying, protection from green "Once, a Quirion asked why I was so cautious when the day was clear. I told him of the sky blue hide of the cerluean wyvern, and he offered me double if I could conjure a strong tailwind!" Sisay, Captain of the *Weatherlight*