Magma Stone

Rare drop from Lava Bat and Red Devil mobs found in The Underworld. Causes your melee attacks to inflict the On Fire! debuff on enemies, and also gives a red flame particle effect whenever you swing a weapon. Each melee attack has a 14% chance to cause 3 seconds of burning, 29% chance to cause 2 seconds and 57% chance to cause 1 second.