Dark Hatchling [Commander 2011]Set: Commander 2011 Type: Creature Horror Rarity: Rare Cost: {4}{B}{B} Flying When Dark Hatchling enters the battlefield, destroy target nonblack creature. It can't be regenerated.

All instances of color words in the text of spells and permanents are changed to the chosen color word

you may return target artifact

Set: Eternal Masters Type: Creature — Elf Warrior Rarity: Rare Cost: {2}{G} Other Elves you control get +1/+1

Set: Sun & Moon: Ultra Prism Type: Water Rarity: Rare Retreat cost: Colorless

Dimir Mastermind

Set: EX: Ruby & Sapphire Type: Darkness Rarity: Holo Rare Retreat cost: Colorless

Set: Diamond & Pearl: Secret Wonders Type: Metal Rarity: Rare Retreat cost: Colorless

—Arab proverb

Each of those creatures deals damage equal to its power to Polukranos

Set: World Championships 2006 Type: Colorless Rarity: Uncommon Retreat cost: Colorless

it enters the battlefield with a +1/+1 counter on it and with first strike

Set: Saviors of Kamigawa Type: Sorcery Rarity: Rare Cost: {4}{R}{R} Exile cards from the top of your library until you exile a nonland card