A good one replaces bred weight quetz with high oxy base lv oxygen and speed and it’ll haul similar or more weight far faster especially bred also probably the best tank in the game atm saddle armor imprint resistance and it’s innate 80% damage reduction when puffed all stack..... pro tip: dismount before hitting ground to 100% negate fall dmg allows precise landing by pressing c to deflate.
Movement speed can be leveled and effects the speed it travels through the air. A few levels and some practice and the Fartbag and you will leave render distance of an enemy tribe chasing you before you land for air
They can inflate and then they can do three things, do a huge jump that will deflate them, float/glide, and do a knockback attack that is similar to the diplodocus' only attack. They can also seat more than one person at a time