Halo 1/2 Dropped stuff

So I am reading up on some stuff on Halopedia, and I run across the deleted stuff section. Damnit all. I want some of this stuff.

(SPOILERS BTW)

A-Z:

http://halo.wikia.com/wiki/Alien_Trooper

http://halo.wikia.com/wiki/Blind_Wolf

http://halo.wikia.com/wiki/Covenant_Murals

http://halo.wikia.com/wiki/Dialogue_Placeholders

http://halo.wikia.com/wiki/Doberman_Gator

http://halo.wikia.com/wiki/Doozy

http://halo.wikia.com/wiki/Drinol

http://halo.wikia.com/wiki/Early_Halo_2_script

http://halo.wikia.com/wiki/Flood_Juggernaut_(Halo_2_Cut_Material)

http://halo.wikia.com/wiki/Forerunner_Fauna_and_Flora

http://halo.wikia.com/wiki/Gravity_Rifle

http://halo.wikia.com/wiki/Gravity_Wrench

http://halo.wikia.com/wiki/Keelbug

http://halo.wikia.com/wiki/Kestrel_(deleted_aircraft)

http://halo.wikia.com/wiki/Monitor%27s_Garland

http://halo.wikia.com/wiki/Pre-Xbox_Halo

http://halo.wikia.com/wiki/Pulse_beam_Sentinels

http://halo.wikia.com/wiki/Shielded_Flood_Carriers

http://halo.wikia.com/wiki/Special_Purpose_Sniper

http://halo.wikia.com/wiki/Stalker_(Species)

http://halo.wikia.com/wiki/Strike_Fighter

http://halo.wikia.com/wiki/Thorn_Beast

Levels:

http://halo.wikia.com/wiki/Covenant_Ship

http://halo.wikia.com/wiki/Forerunner_Tank

http://halo.wikia.com/wiki/Forerunnership

http://halo.wikia.com/wiki/Sentinel_Headquarters

Halo 3:

http://halo.wikia.com/wiki/Guardian_Forest

http://halo.wikia.com/wiki/The_Guardian_(Machine)

All this and the Halo 2 e3 2003 demo. What I wouldn't give to raid Bungie's archives. T_T

I mean, that along with all the Myth and Oni content. It would honestly, and truly be a dream come true.