This generally means you can upgrade to a Go Pass Deluxe at any time and still collect rewards from previously unlocked ranks, although in this case there is a difference in that premium players get bonuses while catching Pokmon, meaning you will want to decide whether to pay the premium before the event kicks off
Pawn shops might not be ideal for selling your Pokemon cards
UR Ultra Rare Spiritual Swords of Revealing Light X TRAP Continuous Once per attack, when an opponent's monster declares an attack: You can pay 1000 LP
However, this effect is a soft once per turn, meaning if Catapult Turtle is sent to the GY and comes back to the board, it can use the effect again
Regarding cards that have piqued my interest, I chose one reprint and one new addition
CR COLLECTOR'S RARE R Rare Evil Dragon Ananta X DARK Level 8 [ ReptileEffect ] ATK