No new games, catching up with the world, and filling it with the name of SpazDragon, the dragon with a spas-12.
I believe it's live birth, since they appear to be both warm blooded and mammalian in nature.
'Can't say it support's it, since over half of it is not cannon, but the female elite in Halo: Legends had b00bz. That supports internal gestation because if you have live birth, there must be Breztz!!! That's where they both get milk, while live birth supports their nutrients supply. How else would they get those muscles so early?
Screw that, they reproduce by budding!