Standard actions, meanwhile, are even more simple: you pay the cards cost to do the thing it says
Upon entering the battlefield, Kathril can put several types of ability counters for the keywords, flying, first strike, double strike, deathtouch, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance on creatures under your control as long as creatures in your graveyard have the corresponding keywords on them
Become a Marionette Master and sacrifice your artifacts to decimate your opponents one by one
Overall the Pokemon Metal Cards are definitely some of the coolest display items you can have in your pokemon collection.
That battle was supposed to help teach you about type advantage but it taught me that I can brute force my way through the whole game with one Pokemon