Conduit Sphinx

Whenever a red or white permanent enters the battlefield, you get {e}.
{4}{r}{w}, {t}: Until your next turn, whenever you
get {e}, you get twice that much instead.
{e}{e}{e}{e}{e}{e}{e}{e}{e}{e}{e}{e}, {t}: Conduit
Sphinx deals 5 damage to target opponent and
each creature and planeswalker that player
controls.