Ionic, The lone survivor

{1}{t}: Add {c}. This ability can only be activated
once a turn. Gain 2 life if white mana was used for
the cost. Scry 2 for blue mana, each player sacrifice a
permanent for black mana, imagine 1 for red mana,
each player manifests the top card of their library for
green mana.

Sacrifice 5 other legendary artifacts, Exile Ionic:
Search your library for a phoenix card and put it
into the battlefield and create a token of target
phoenix.