I count a whopping 43 cards that are either Zombies or support Zombie Tribal, and 19 cards that deal with sacrifice, with a lot of overlap between the two themes, as many of the Zombie cards either sacrifice themselves (Ravenous Rotbelly)or have beneficial triggers when you sacrifice Zombies (Undead Augur)
On top of this event, theres also a new Blastoise Drop event for battling, with five new Pokmon promo cards up for grabs
While Modular creatures help their buddies grow, other artifacts like Librator, Urza's Battlethopter, Chronomaton, and Patchwork Automaton consistently enhance themselves as the game progresses
These are granted by various spells and can be used for payoffs on various permanents
Theres actually an engine where you play Draconic Destiny on your opponents creature
CGC Cards encourages submitters to consider carefully whether it makes sense to reholder cards that previously received Sub-Grades