Name: Alduin
Age: 100000+
Looks:

Clothes: the clothes in the picture
Dragon form:

Powers: fire breath and meteor rain

Name: Paarthurnax
Age: 100000+
Looks:

Clothes: the clothes in the picture
Dragon form:

Powers: ice breath

Name: Faallokaar
Age: 100000+
Looks:

Clothes: the clothes in the picture
Dragon form:

Powers: Fire breath

Name: Odahviing
Age: 100000+
Looks:

Clothes: the clothes in the picture
Dragon form:

Powers: Air controll