If you cast a creature spell this way, it gains haste and "At the beginning of the end step, sacrifice this creature." Activate only as a sorcery
In fact, bans in trading card games are common and a normal part of keeping a game healthy
The one Legendary revealed so far is Donald Duck - Pie Slinger , which is great as a powerful early-game option thanks to both a Shift ability and a reward for using it, which docks 2 lore from opponents upon a Shift
Even if you've not traditionally been a TCG collector, I can imagine that this Marvel collaboration is going to be an MTG gateway drug for a lot of fans
It contains a prebuilt deck of 60 cards, including two beautiful foil cards
Any controlling deck would be happy playing this solely for the lifegain anyway, so the mill is just a big bonus