As a Colorless-type ex Pokemon, Bibarel ex is generic enough to be used in any deck
If your characters' total cost is five or more, you bounce one character back to your hand (preferably a low-cost one, so it doesnt hurt)
I wont bury the lede on this one, its still a very good card, and should probably be played over any three-mana counter or two-mana conditional one
Then, there are many cards that give you a benefit when you sacrifice a clue, like Tireless Tracker, so you should consider playing these alongside Lonis
But if you want to play with it for long, you're going to want some protection to keep those cards safe from everything from dust to careless drink spillages in your local game store
Its power grows with each instant or sorcery you cast, making it a potent threat that can deal massive damage quickly