Arcane Weapon (4e Power)

Arcane Weapon	Warmage Attack 1
You focus for a moment to empower your weapon with raw magic, increasing its power and releasing residual energies into your surroundings.
At-Will  Arcane, Force, Implement
Standard Action	Close burst 1
Target: All enemies within burst
Attack: Intelligence Vs. Reflex
Hit: 1d6 + Intelligence modifier force damage Increase damage to 2d6 + Intelligence modifier at 21st level.
Effect: Enchants your equipped weapon to cause an additional 1d4 of force damage on a successful melee attack, increasing to 2d4 force damage at 21st level. This effect lasts until the end of your next turn.
Sustain Minor: The effect continues until the end of your next turn.