Baltrice's Fireball

Sweep - Return any number of Mountains you
control to their owner's hand. Increase X by 1
for each the Mountain returned this way.
This spell costs {1} more to cast for each target
beyond the first.
Beatrice's Fireball deals X damage divided evenly,
rounded down, among any number of targets.
"Traveling helps you learn new trickss." - Baltrice,
Consortium Agent.