mtg warhammer 40k card list Magic: The Gathering Universes Beyond: 40,000 Commander Deck – Forces of The Imperium : Toys & Games Every Card In The Warhammer

However, if such a creature can't attack players other than you, it must attack you (unless you control it) or a planeswalker or battle it can attack

These cant be found in the main set, but are instead from the Final Fantasy Starter Kit aimed at teaching newer players

They're one of the two planeswalker cards that has X in its casting cost (with Nissa, Steward of Elements being the only other)

21%inclusion 1.5lift 261 decks 1.27K decks Bear Umbra 19%inclusion 0.8lift 1.12K decks 5.78K decks Temur Ascendancy 19%inclusion 0.1lift 407 decks 2.15K decks Training Regimen 17%inclusion 1.3lift 987 decks 5.77K decks Super Strength 17%inclusion 1.6lift 980 decks 5.77K decks Avengers Assemble

Thats pretty good, providing a way to quickly ramp your available ink for bigger and better cards for a fairly low cost