Firstly, we have access to some "armies in a can" effects
Exdeath, Void Warlock / Neo Exdeath, Dimensions End Exdeath, Void Warlock has a transform condition thats pretty easy to meet, which is good because the cards power rests in Neo Exdeath, Dimension's Enda card that has my vote for Magic card that looks most like it came from Yu-Gi-Oh
There are a slew of characters that can mix these actions, and Te Ka - Heartless is one of them
Two common towns, which are Radiant Fountain and Uncharted Haven equivalents
Clearly Dalmatian puppy decks are going to focus on going wide with plenty of characters to take advantage of their abilities, and Perdita is going to help a lot in that regard, giving you the chance to play a lot of them quickly
Quadruple up on death with Teysa Karlov