amazon card sleeves Gamegenic Sleeves: Lime Standard Size Prime (100ct Box) ADVcer 600 Pack Card Sleeves,

You have to draw them to play them and the game needs to run long enough for you to get them out

I think part of it is TCGPlayer factoring in availability, I know Radiant Greninja is available in two sealed products (the Origin Forme Palkia VSTAR League Battle Deck and the Quaquaval ex Deluxe Battle Deck) and Astral Radiance packs while the version of Radiant Charizard reprinted in the Prize Packs is only available in Crown Zenith

Basically any nonland you'd want with Sun Titan but from your library instead of the graveyard

Pokmon GO Pokmon: Magikarp Jump Pokmon Rumble Rush Pokkn Tournament DX Detective Pikachu Pokmon Quest Super Smash Bros

Even if you weren't lucky enough to grab one of these limited-time promos during the release period, they're still relatively affordable, with most of them hovering around the $25 mark