Energy VortexNear Mint $0.46
When you play Energy Vortex, choose target opponent. At the beginning of your upkeep, remove all energy counters from Energy Vortex. During chosen opponent's upkeep, he or she pays <1> for each energy counter on Energy Vortex, or it deals 3 damage to him or her.
: Put X energy counters on Energy Vortex. Use this ability only during your upkeep.