Most Orc abilities seem to be based more on their faction than the identity of being an Orc, though they do seem to have a higher than usual instance of cards that use drawbacks to get more power
You're not just running Zodiark for the board impact - you're running it as a value engine in Mazirek, Kraul Death Priest, Yahenni, Undying Partisan, or Mikaeus, the Unhallowed builds
The first secret mission The Gym Leader of the Kanto Region, which requires all full art Trainer cards
However, if you do choose a target, and that target is illegal at the time Plunge into Winter tries to resolve, the spell won't resolve and none of its effects will happen
In fact, there are too many extremely expensive Charizard cards to name, including Shining Charizard, Crystal Charizard, Rainbow Charizard, Shiny Charizard GX..you get the idea
You can also still grab the Pokmon TCGs new Mega Charizard Y and X Tins for under $45 at Amazon