is arceus pokemon card rare POKÉMON GAME S9 111/100 SR Colorless Rule 🎁 Pokémon Arceus V Ultra

This is a very powerful card capable of some filthy things, and it was good enough to be banned in Pauper Commander

[P+] Aero Unit GX Attach 5 basic Energy cards from your discard pile to your Pokemon in any way you like

The more creatures you take out from your opponents boards the more Slugs you make

Its common to see Jeskas Will generate five or six mana while also giving you new spells to spend it on

Effects that switch the creature's power and toughness are always applied after any other power or toughness changing effects, including this one, regardless of the order in which they are created

Youre just trying to enforce the singleton nature of the format