You deal 1d6 fire damage in addition to damage dealt on a successful hit in melee. Those affected by the burn ability must also succeed on a Breath save or catch fire, taking fire damage for an additional Dropping and rolling on the ground grants a +4 bonus on this save. Creatures that hit a burning creature with natural weapons or unarmed attacks take fire damage as though hit by the burning creature and must make a Breath save to avoid catching on fire.