Thats because the regular tokens strategy has basically been completely outclassed by Hare Apparent decks at this point, so the only reason youd care to run Slime Against Humanity for tokens is if you care about Oozes in particular.
This was accomplished in Throne of Eldraine Limited by pairing Merfolk Secretkeeper with Run Away Together
In regards to Pokmon TCG Live, they will become eligible earlier on the 21st of March, and cards marked with H will be introduced in March this year
Its shadowy aesthetic is complemented by its potent abilities in battle, such as Levitate in earlier generations, which provided immunity to Ground-type attacks, and later Cursed Body, which can disable an opponent's move
The most infamous combo is with Exquisite Blood or the recently printed Bloodthirsty Conqueror, either of which start an infinite life drain loop with Vito if an opponent loses life