Search Cards: Cards like Ultra Ball and Nest Ball are staples because they allow you to find the exact Pokmon you need at the right time, rather than hoping to draw it
I find myself using this only when going for the win, but I have used it to get nasty cards that recur out of opponents decks like God-Eternal Rhonas
This lets you spread damage around your opponents team, and the fact that it only costs one energy lets you put on early pressure as they try to set up
Triumph by taking control over your opponent's movements
Pillar Analysis: Legendary Power (Artifact Mana), Scarcity (Antiquities, Reserved List), Format Defining (Vintage)
I think once everyone's finished the round, I mark it concluded, which will give you your next matchup