Team Rockets Articuno protects the bench from indirect effects, and Team Rockets Mimikyu copies any potential Tera attacks
Everything about Raikou V is about speed
In that regard, even if you do have luck with card draws and your opponent doesnt break your combos too much, theres still an innate puzzle element forcing you to read your Extra Deck cards thoroughly to make sure you use them right (or, alternately, figure out which ones to summon, and against what)
There was something magical about sitting in a darkened theater, watching Mewtwo wreak havoc on screen, and then opening a foil pack to find the very same character staring back at you as a holographic card you could hold in your hand
Its a weak card overall, so youd better rely on the ability