Tempered Sliver [Modern Horizons] Belenon Set: Planeshift Type: Creature —

Set: Planeshift Type: Creature — Human Wizard Rarity: Uncommon Cost: {2}{W} Kicker {1}{G} and/or {2}{U} (You may pay an additional {1}{G} and/or {2}{U} as you cast this spell

The tender light of the living quickens the pulse of the dead

Set: Magic 2014 Type: Creature — Merfolk Rogue Rarity: Common Cost: {2}{U} Whenever Scroll Thief deals combat damage to a player

If that player guesses right

Tempered Sliver [Modern Horizons] Belenon Set: Planeshift Type: Creature —Set: Modern Horizons Type: Creature Sliver Rarity: Uncommon Cost: {2}{G} Sliver creatures you control have "Whenever this creature deals combat damage to a player, put a +1 +1 counter on it." The question isn't whether slivers will adapt to a world's perils but whether the world's perils will adapt to slivers.