Ephemerate [Modern Horizons] Friday Night Magic 2012 that creature's controller may have

that creature's controller may have it deal damage equal to its power to any target of their choice

if you both own and control Gisela

Exile Cunning Wish

Set: Antiquities Type: Land Rarity: Rare {T}: Add {C}

If a permanent's ability is countered this way

Ephemerate [Modern Horizons] Friday Night Magic 2012 that creature's controller may haveSet: Modern Horizons Type: Instant Rarity: Common Cost: {W} Exile target creature you control, then return it to the battlefield under its owner's control. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)