mtg legendary creature cards Supertype: Legendary, Type: Creature, Colors: Black, Red, 135 Multiverse Legends (MUL) #51 Illustrated by Steve Ellis Magic Legendary - MTG Wiki

It not only singlehandedly wins games, but it also singlehandedly makes your booster pack profitable, being worth about $10

Card is played heavily played

Kessig Forgemaster / Flameheart Werewolf Likely filling out the 2-mana slot for a werewolf typal deck, Kessig Forgemaster / Flameheart Werewolf can be annoying to block

All this is a little academic, when you do imprint stuff it gives you a vast tempo boost and when you don't you still have a card which you can put to use

Its also flexible

(Right now, the most dominant cards in the format have a level of dominance that is unheard of, even including all of the other broken decks and banned cards we've been talking about