Like most Pokmon cards, the value of Mewtwo-GX depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Hidden Fates Shiny Vault)
If this card attacks, it is unaffected by other card effects until the end of the Damage Step
These arent hardcore collectors who know secondary market prices
The third and final Battle Pack, Battle Pack 3: monster League, was released on July 25, 2014
If youre targeting specific cards for your deck or collection, singles are a great option for you
Scizor's second move is called X-Scissor and for 3 energy cards, 1 metal and 2 colorless, it does 50 damage plus forty more damage if you get a heads when you flip a coin