blazing barbarian

you light on fire when you rage.

fire

when you take this at level 3 your melee attacks do 1D10 fire damage and an Additional 1D10 level 4,6,8,10,12,14,16,18,20.

fire glare

at level 6 you can use a bonus Action to look at any creature within 120 feet of you and make burst into flames dealing 1D6 at the beginning of it turn.

payback

at level 10 when any creature attacks you with a melee attack while you using rage that creature takes 1D10 fire damage.

fire aura

each hostile creature within 120 feet of takes 1D10 fire damage at the start of each of your turns.