leyline cards mtg How Leylines Work in MTG: Rules Breakdown & Top you may begin the game with it on the battlefield Leyline of Abundance MTG -

Teferi, Master of TimeTeferi, Master of Time is a card I've specifically had arguments with cEDH HashatonHashaton folks about including

The best Commander decks are synergistic with their commander but not completely dependent on it

Orthion, Hero of Lavabrink and Feldon of the Third Path can copy legendary creatures you control or that are in the graveyard for them to become legendary tokens to have multiple of them on the field thanks to The Master, Multiplieds ability

At the beginning of combat on your turn, you may reroll any number of this creature's stored results

Seeing Draft Boosters, and thus Limited play, disappear would be a big problem, for players and stores