Priest of the Blessed Graf
Flower acts in the same vein as Traverse the Ulvenwald because of the Flourish half being a powerful spell in the lategame, so long as you have some creatures lying around to pump with it
The other idea is to make sure you have cards like Shrieking Drake that can bounce this as needed, or perhaps something like a Vodalian Illusionist to phase it out
Combine it with token-makers like Arachnogenesis or Spider Spawning for a game-ending aerial assault
Along with the Illumineer's Quest, there are two Starter Decks available, playmats, card sleeves, and various accessories
Energy's story has had multiple ups and downs, but there's no denying the mechanic's flexibility has made it a viable tool for combo, control, midrange, and aggressive decks among players willing to keep track of this additional resource