The less you have to pay for these types of effects, the better that way, you can start to repopulate the board immediately on the same turn, putting you in position to be the first one that untaps with creatures, and the first to attack again
The Tinker Bell - Giant Fairy card captures that overgrown power wonderfully in the art and the card's abilities
The fact that Oswald is only 2 cost and can quest for 2 makes it to where you can play him pretty early and start accruing value off his ability real early into the game
Youll either get free copies or bounce the spells back, where you can recast them to trigger your payoffs again
While Kiora, the Rising Tide sees play in Esper Goryos Vengeance, Emet-Selch can potentially replace her as a stronger alternative
Elsa can almost always be used in the middle of the game