Damages enemies with fire and applies a fire damage over time. There is an unused brimstone unique upgrade that increases burn duration from 4 to 6 seconds.
| Increase Charges [+1 charge, 6] - 3 | Requires dealing 1k damage to unlock |
| Increase Charges More [+1 charge, 7] - 6 | Reduce Cooldown [-3 seconds, 9] 6 |
| Increase Charges Even More [+1 charge, 8] - 9 | Deals Arcane Damage [no burn but 40 damage] - 6 |