Everset

{t}: Add {1} to your mana pool.
{1}{r}{g},{t}: Flip a coin. If it comes up heads, spells played this turn cost {2} less to cast. Otherwise, players can't play spells this turn.
Everset was a town divided. Literally, a line
ran down the middle signifying which side the biomancers had brought magic back to, and
which side the alchemists kept in the dead magic zone.