So, on its own I could definitely see using one of these cards in a deck, I would try and get this card into the active Pokemon spot to start the game, attach a Trick Coin tool to it, get two energy cards on Helioptile and use Tail Rap every turn
Prevna, Necromantic Lich (version #5) 1B Legendary Creature Zombie Warlock 2/2 Menace (This creature can't be blocked except by two or more creatures.) Once during each of your turns, you may cast a Zombie spell from your graveyard
Which is exactly where you want to be, we imagine
If you somehow control two copies of Katara, the Fearless, an Ally's triggered ability will trigger three times, not four
Would you pay for Day of Judgment
Not only does Mickey generate 3 lore each time he quests, but he also takes three ink off of the cost of the next character played that turn