If Ugins Labyrinth is indeed S tier, it will likely be in conjunction with Devourer of Destiny to get up to enough playable 7 drops to consistently get 2 mana off the Labyrinth
I dont play Modern and dont have a notion of how competitive Modern Cats is, but Id definitely put this in a pet cat deck
And, even if the opponent isnt completely wiped out right away, its a source of continuous damage
You can open two booster packs every day at no cost to collect Pokmon cards featuring heartwarming illustrations from the past as well as all-new cards exclusive to this game
Then when yours swings on the next two turns you'll draw - not deal damage, but swing, and just once-per turn so this alone works for that
Leafeon ex (Special Illustration Rare) - $265.63 Kicking off the top three, we have Leafeon ex SIR