Force of Despair [Modern Horizons] SPA Esfinge del acertijo you may have Protean Raider

you may have Protean Raider enter the battlefield as a copy of any creature on the battlefield

Set: Urza's Legacy Type: Enchantment — Aura Rarity: Common Cost: {2}{U} Enchant creature

and just as hard to contain

Set: Commander 2011 Type: Artifact Creature — Construct Rare Cost: {7} Flying Triskelavus enters the battlefield with three +1/+1 counters on it

Set: Gatecrash Type: Land — Gate Common Cost: Boros Guildgate enters the battlefield tapped

Force of Despair [Modern Horizons] SPA Esfinge del acertijo you may have Protean RaiderSet: Modern Horizons Type: Instant Rarity: Rare Cost: {1}{B}{B} If it's not your turn, you may exile a black card from your hand rather than pay this spell's mana cost. Destroy all creatures that entered the battlefield this turn.