S.A.M.

{3}, {t}: Put two charge counters on S.A.M.
{u}, Sacrifice S.A.M.: Return X creatures your
opponents control to their owner's hands,
where X is the number of charge counters
on S.A.M.
{r}, Sacrifice S.A.M.: Deal twice X damage to
target opponent, where X is the number of
charge counters on S.A.M.

"Sounding. Anemometer. Metagraphy."