mega charizard xy pokemon card - - Flashfire - Mega-Charizard-EX (Secret Rare) Colorless Crimson Dive (300) This Pokémon does 50 damage to itself Mega M Charizard EX (Y)

The potential is there for this one in the synergy and value department, but how often are you going to want that over the existing options and beating your opponents' faces in with cheap/free Myr Enforcers and Frogmites

Security : None to speak of, and loose cards can be endangered when you close it

Different players prioritize different things

A Working Knowledge of Card Conditions Condition moves price more than almost anything else on a single card, so you need to judge your own cards honestly before you list

An inability to prevent a lot of this by casting instants on the stack means you're telegraphing a lot of your moves, which isn't ideal in Commander at all