It is regarded with suspicion by some card collectors, and has had its moments of controversy in grading decisions: a recent example saw a YouTuber's "factory damaged" Pokemon cards graded incorrectly, when in fact the owner had damaged the cards themselves
with this card in play, you'll get an extra card and a creature on your board as you do so
It wont copy counters on Permeating Mass or effects that have changed its power, toughness, types, color, or so on
Then theres Max Darkness, which costs 1 Darkness and 2 Colorless Energy to use
As for Dragon Claw, you're dealing 100 damage to the Active Pokemon, not too bad considering a2a-47-garchomp-ex's high health
Crystal Protector [ Level 4 Warrior-Type ATK 1500/DEF 1800 Pendulum Scale: 2/2 ] Using its effect to Tribute itself in your hand or your side of the field, you can double a Crystal Beasts ATK and DEF during battle with an opponents monster during damage calculation only, crushing your opponent