Blisters rise on your sword hand and burst, spilling forth redblue burning blood that crawls up your blade as you strike.

Encounter   ✦     Arcane, Fire, Necrotic, Weapon
Standard Action      Melee weapon

Target: One creature

Attack: Strength vs. AC, Dexterity vs. AC, or Constitution vs. AC

Hit: 1[W] + Strength, Dexterity, or Constitution modifier damage, and the target is smeared with your burning spellscarred blood. Your next successful attack against
the target before the end of your next turn causes 5 extra fire and necrotic damage.

Published in Forgotten Realms Player's Guide, page(s) 42.