Cards like Halo Fountain and Twenty-Toed Toad continue to expand your options, and by discouraging combat and managing resources, pillow fort decks wear down opponents and close the game once their defenses are in place
Both have different deck sizes and different mulligan structures, so they can offer good points of comparison
Baxcalibur 210/193 Loading
If a face-up "Infernity" monster(s) you control is destroyed by battle, or leaves the field because of an opponent's card effect, while this card is in your GY: You can Set this card
The Invisible Woman can make forcefield walls and turn a creature into an unblockable menace, The Thing can get huge and double up counters on all of your permanents, Human Torch can become a flying doublestriker and deal damage to every opponent, and Mister Fantastic can draw cards and copy your other heroes triggered abilities twice per turn
The copy is created on the stack, so it's not "cast." Abilities that trigger when a player casts a spell won't trigger