I am running a 12 Paladin/ 8 Barbarian/ 6 Cavalier currently in Pathfinder and the DM allowed me to take a young gold dragon mount. What feats should I take for it?
Flyby Attack, Hover, Wingover, Multi-Attack, Shape Breath Weapon, Improved Flight, Combat Expertise, Ability Focus.
Some have pre-reqs.
Enlarge/Widen/Extend/Maximize/Empower/Quicken Breath Weapon, Strafing Breath, Flyby Breath, Rapidstrike, Greater Rapidstrike, Adroit Flyby Attack, Leap Attack, Shock Trooper.
Again, some have pre-reqs.
Feats For a Bigger Dragon Than Yours
Snatch, Awesome Blow, Swallow Whole.