(It's not a creature.) Cat and Glimmer are both creature types
Magus Lucea Kanes doubling up of X-cost spells, and the Swarmlord turning your creatures with counters into card draw, means there are some really fun strategies here - Tyranid Swarm is a deck that truly does feel like a swarm, and can give you big creatures to attack with, and plenty of tokens back to defend if youre smart
This can beat up players itself pretty well, but it also works well with a wider board by allowing you to keep up some defenses after an attack with a bunch of vigilance creatures
Furystoke Giant Furystoke Giant can be very powerful in decks looking to cast or create a lot of creatures
New Tifa Lockhart and Borderless Character Cards The two spoilers come in the standard print and Borderless Character treatments for the card Tifa, Martial Artist
Before receiving errata, Ball Lightning only had to be sacrificed at the beginning of the end step of the turn it enters the battlefield instead of at the end step of any turn, allowing some loopholes around its intended impermanence before errata was issued to fix it