Game of Chaos [Ice Age] Planechase Planes Barrin is the teacher who

Barrin is the teacher who trained the young Ertai

but you will tire before it does

Exile two other creature cards from your graveyard: Return Despoiler of Souls from your graveyard to the battlefield

you may look at the top X cards of your library

The Church of Dusk teaches there is no gain without loss

Game of Chaos [Ice Age] Planechase Planes Barrin is the teacher whoSet: Ice Age Type: Sorcery Rarity: Rare Cost: {R}{R}{R} Flip a coin. If you win the flip, you gain 1 life and target opponent loses 1 life, and you decide whether to flip again. If you lose the flip, you lose 1 life and that opponent gains 1 life, and that player decides whether to flip again. Double the life stakes with each flip.