Well, it's an artifact for one. That's already way cool. Excluding the artifact Edition, there have been but five.
MU support juggling "extra" success tokens, maybe not. But in the right situation, it will save you. Marius is right, and thanks for the article. The quid quo bro may lead to eventual attrition. It is MU card draw and success token manipulation all in one. It's reasonable. Conversely, cost two support for deck space better be part of the tactic. And what's giving you this eventual MU win? Ten years now, stay tuned.