Temporal Trespass and Galvanic Iteration are also awful against graveyard hate, meaning they get boarded out in almost every matchup
Activating Agility Bobblehead's last ability targeting a creature that has already been blocked by a creature without haste won't cause that creature to become unblocked
The main idea is to play creatures that benefit from us playing (or copying) instants or sorceries, cast a bunch of cheap instants and sorceries to buff our creatures, and hopefully close out the game super fast, maybe as early as Turn 3 or 4
Chishiro likes to modify your creatures with Auras, Equipment and +1/+1 counters to make them stronger
While requiring one of your non-skeleton creatures to die isn't trivial, it's also fairly simple to enable in the kinds of decks that best utilize these cards
His "mandatory delve two" resource consumption makes him well balanced and interesting