Tarmogoyf [Modern Masters 2015]Set: Modern Masters 2015 Type: Creature Lhurgoyf Rarity: Mythic Cost: {1}{G} Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1. What doesn't grow, dies. And what dies grows the tarmogoyf.

Set: Sun & Moon: Celestial Storm Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

at end of combat

Set: Masters 25 Type: Enchantment Creature — Spirit Rarity: Rare Cost: {R}{R} Whenever a player casts a spell with mana value 3 or less

It eats what it wants to eat—which is anything that moves

Numsgil did in Blog

Set: Arabian Nights Type: Creature — Human Knight Rarity: Common Cost: {2}{W}{W} Trample

you may return Rekindled Flame from your graveyard to your hand

Maro-Sorcerer's power and toughness are each equal to the total number of cards in all players' hands

Set: Best of Promos Type: Grass Rarity: Promo Retreat cost: Colorless

Set: Future Sight Type: Creature — Horror Rarity: Uncommon Cost: {2}{B}{B} Transfigure {1}{B}{B} ({1}{B}{B}

Set: EX: FireRed & LeafGreen Type: Grass Rarity: Rare Retreat cost: Colorless

Set: XY: Primal Clash Type: Grass Rarity: Rare Retreat cost: Colorless