what do the numbers mean on pokemon cards How to Read Card Set Symbols and What Do The Numbers on

If your cards mostly stay at home, a display binder or wooden box works well

I think your description is bang-on: it has slightly more gloss compared to other new back cards (I compared it via a yokohama pikachu back and a munch scream psyduck back), but compared to a JR glossy mew the gloss is not even close that a true glossy card

Stage 1 Pokmon cannot evolve into Stage 2 Pokmon on the same turn they evolve from a Basic Pokmon, but some Item cards - such as Rare Candy - can evolve a Basic Pokmon into a Stage 2 card without needing to play a Stage 1 Pokmon

If you arent aware, you completely exile an opponents library with Helm of Obedience and any one of those, which is certainly potent