Some highlights have been Sephiroth and Aerith cards designed to recreate the latter's iconic death scene and a Cactuar that actually deals 9999 damage, just like in the games
The key difference here is that Banner of Kinship only enters with counters if you already have the creatures in play, so its more akin to an Overrun
While the cards come in different rarities, often related to how strong they are in play, you can make capable decks with cards of any rarity
To make better use of the heal mechanics with reducing strength, think about Vanellope von Schweetz Sugar Rush Princess and Vanellope von Schweetz Candy Mechanic as a Shift target that does the same
Whenever an ability requires more than one player to do something at the same time, start with the player whose turn it is, then proceed to the left until each affected player has done their action
This design combines the damage dealing of Kediss with a body that can get it done by itself