Disruptor Ion Cannon

Charge up {2}{u}{t}: Add 2 charges.
EMS Strike {t}: Remove 2 charges. Target creatures
power is reduced to 0 and toughness by 2 until end
of turn. (This ability cant kill)
Disruption Beam {t}: Remove 3 charges. Destroy target
Artifact or Enchantment.
Disruptor Ion Cannon enters the battlefield with no
charges.
Disruptor Ion Cannon can store max 4 cahrges.
This thing can almost stop you from even thinking