With exception of Spartan laser, probably yes.
There are 10 weapons in Halo CE. 6 UNSC\Human weapons, and 4 Covenant weapons. There are also 2 grenades, Sticky and Frag.
The primary weapons are assault rifle and pistol the rest are sniper rifle, shotgun (debatable) , and rocket launcher. You will probably not see these weapons as much
Custom Lego Halo weapons can be found on sites like eBay and Firestar.
no
ebay
any weapons can be used even dual weapons
There are no weapons in a turret case. It's just a piece of scenery(QuestionWizzard- A Halo 3 helper)
Many weapons on Halo's franchise do not have scopes. Some do. Click the right thumbstick (Xbox 360) to zoom on any of the zoomable weapons.
you tube
Unfortunately, the AK-47 is not available on Halo 2. Most of the weapons in Halo are fictional.
It can hold certain ones.
I don't think there is any backpack style weapons for halo 3 I've have never seen them in the live marketplace