Augment of Dragon Form

Your true form is that of a Dragon. As an action you can become human through change shape ability. This transformation lasts until you reach 0 hp or end it as an action.

Dragon Form Your unarmed strike can do piercing as a bite attack, slashing as a claw attack, bludgeoning as a tail attack. Your creature type becomes dragon and you age like a dragon with a dragon form the size that follows your Titanium Dragon age (red dragon based). You gain reach based on size (10 ft Large, 15 ft Huge and Level 20, 20 ft Gargantuan & Demigod).

Human Form Titanium Dragons can transform into the form of a humanoid. It reduces in size but otherwise keeps all other statistics. Each time it takes the humanoid form it is the same humanoid form (Medium or Small).