The first place to look are ETB abilities like Loran of the Third Path, Skyclave Apparition, and Solemn Simulacrum
Its just too expensive to do anything, but I guess there is a potential multiplayer element here, but again, you wouldnt want to pay extra GG (compared to most hydras) for that
The sets include primarily Blue and Black cards, although each color will have a few cards represented in this release
Frankly, terrible in a fight, but thats so far away from what Bruvac is all about, so it really doesnt matter
If you are playing a good MTG color combination deck that relies on heavy mana pips, this artifact is a definite must-have among the best colorless cards MTG ever graced us with, since it basically guarantees that your splash colors are always available