I'm going to limit this discussion to permanent, low-cost methods of ramping
If you want to lead with Wick you'll need Piper of the Swarm, Lord Skitter, Sewer King, and Vren, the Relentless, because without a consistent drip from a colony of rats, 3-mana for one point of direct damage and one card drawn is too small
What it looks like is someone translated the Japanese text themselves and printed fake copies of the cards, without the same quality assurance meant to prevent misprints in legitimate copies
Sadly, the rest of Heroes United looks pretty lacking
Should they disrupt you in any way or have any instant damage you are going to be the one dying to your combo
Ethan's pairing with Ho-Oh goes all the way back to the Pokemon Gold game, where Ho-Oh served as the version mascot, and the artwork captures that legendary connection with Ho-Oh soaring in full wingspan over Ethan