Darksword Bolt
Swordmage Attack 25
With a deft toss, you turn your sword into a streak of black lightning. It slams into your foe and causes the creature's flesh to rot away.
Ranged 10
Requirement: You must throw your melee weapon at the target
Target: One creature
Attack: Intelligence vs. Fortitude
Hit: 2[W] + Intelligence modifier lightning and necrotic damage and ongoing 10 necrotic damage (save ends).
Aftereffect: The target takes ongoing 5 necrotic damage (save ends).
Miss: Half damage, and ongoing 5 necrotic damage (save ends).
Effect: Your weapon returns to your hand.
Darksword Bolt is a daily power available to swordmages at the 25th level.[AP:62]