Long-time Pokmon TCG players prior to Pocket are probably aware by now that cards with female trainers on them automatically are worth more so players will want to keep this in their collection
By closely inspecting surface, edges, corners and centring, and familiarising yourself with PSA, BGS, CGC and SGC scales, you can decide which cards are worth submitting and avoid disappointment
Trigger [Trigger] You may trash 1 card from your hand: If you have 2 or less Life cards, play this card
Mega Charizard X ex #223 (39.10)Raw: 39.10 | PSA 10: 230.29Even in a set led by Dragonite and Gengar, Charizard refuses to leave the spotlight
If it's a cheap card, they will let the white dot slide and give you the 10
There's a few ways to prevent you from dying before your trigger resolves, most notably Glacial Chasm, Platinum Angel, and Angel's Grace Can't Die