Trainer cards come in many different types, including items, Pokmon Tools, supporters, stadiums, Technical Machines (TMs) and ACE Spec cards, among others
Any one-shot effects that are waiting "until [this] leaves the battlefield," such as that of Banisher Priest, won't happen when a permanent phases out
For the sake of draft, you cant put 42 Auras in a single set
Powerful in her own right, her ability makes her ideal in a deck full of Ninjas
When running Store Championship events, you also don't need to worry about playoffsif you don't have enough players in your event to cut to Top 8, you may run Swiss rounds and provide prizes based on standings
And in this format, games tend to be on the longer side unless youre playing with or against Mono-Red