To be clear, I'm not just griping after losing to Giratina decks on the Ranked ladder (although that has been happening)
Its fragile and risky to go all in on, but the -1/-0 mode is powerful enough that it should be a solid playable (if you can hit reliably)
To me, this card seems like it will trigger with a lot of different effects: Lurking Predators, Resurrect effects (undying/persist), Blink effects, casting your general (if 3+ power), you name it
While Charmander is a cute, endearing little lizard-like creature, the grown-up Charizard is a fierce fighter and not one to get on the wrong side of
In an ETB (enters the battlefield deck), while it will stall all your creatures for a turn, it can net you all those ETB triggers, AND, its 'any number' and that means you flicker the ones you want to flicker and leave your attack bombs alone