Future sets may bring mounts that have to be saddled to attack for example, a mount with defender that loses defender when saddled
The fantasy world of Magic is by no means exempt
The blue in the deck is a very light touch, dipping into the Blue-Black zombies from Amonkhet (Gleaming Overseer, Spark Reaper) and Innistrad (Havengul Lich, Diregraf Captain, Champion of the Perished), as well as a handful of counterspells (Sinister Sabotage, Undermine) and card draw (Distant Melody, Deep Analysis)
Sacrifice Lightshield Array: Creatures you control gain hexproof and indestructible until end of turn
Everything they do is for their clans, their ancestors, and their ways of life, as you can see from these white cards
Bloodchief Ascension's first ability checks only whether life was lost