amaterasu yugioh deck BANISH EVERYTHING!! AMATERASU-SPIRIT FT MELODIOUS [ Yu-Gi-Oh! Duel Links ] Once per turn Card Gallery:Amaterasu | Yu-Gi-Oh! Wiki

So let's explain the original intent

(This card is NOT treated as a Trap.) C Common The Phantom Knights of Wrong Magnetring X TRAP When an opponent's monster declares an attack: Negate that attack, then Special Summon this card in Attack Position as an Effect Monster (Warrior/DARK/Level 2/ATK 0/DEF 0) with the following effect

Pokemon TCG Pocket is a digital version of a trading card game in which players collect cards to build decks and compete with each other

This was the moment when I started speed ripping through as many packs as possible

Every single competitive deck runs tutors, Opposition Agent is absolutely bananas, and its ability to steal tutors will swing games

While they can mostly only be used while on the battlefield, you should read the ability and look for clues as to when its supposed to be used