You become a Huge chromatic or metallic dragon. You gain the following abilities: a +10 size bonus to Strength, a +8 size bonus to Constitution, a +8 natural armor bonus, fly 120 feet (poor), blindsense 60 feet, darkvision 120 feet, a breath weapon, DR 10/magic, and frightful presence (DC equal to the DC for this spell). You also gain one bite (2d8), two claws (2d6), two wing attacks (1d8), and one tail slap attack (2d6). You can use the breath weapon as often as you like, but you must wait 1d4 rounds between uses. All breath weapons deal 12d8 points of damage and allow a Reflex save for half damage.

Black dragon: 100-foot line of acid, acid immunity, swim 60 feet

Blue dragon: 100-foot line of electricity, electricity immunity, burrow 20 feet

Green dragon: 50-foot cone of acid, acid immunity, swim 40 feet

Red dragon: 50-foot cone of fire, fire immunity, vulnerability to cold

White dragon: 50-foot cone of cold, cold immunity, swim 60 feet, vulnerability to fire

Brass dragon: 100-foot line of fire, fire immunity, burrow 30 feet, vulnerability to cold

Bronze dragon: 100-foot line of electricity, electricity immunity, swim 60 feet

Copper dragon: 100-foot line of acid, acid immunity, spider climb (always active)

Gold dragon: 50-foot cone of fire, fire immunity, swim 60 feet

Silver dragon: 50-foot cone of cold, cold immunity, vulnerability to fire