Corrosive Projectile

Level 3 Sage Spell. Recall Cost 1.

Make a Spellcast Roll against a target within Far range. On a success, deal d6+4 magic damage using your Proficiency. Additionally, mark 2 or more Stress to make them permanently Corroded. While a target is Corroded, they gain a -1 penalty to their Difficulty for every 2 Stress you spent. This condition can stack.