SnakeImp
Submitted: Tormentor667
Decorate: Cyb
GLDEFs: Dreadopp
Sounds: Id Software, Raven Software
Sprites: Id Software, Raven Software
Sprite Edit: Cyb, Vader, ItsNatureToDie

Heavy Armor
Decorate: Captain Toenail
GLDefs: Captain Toenail
Sounds: No
Sprites: Doom 2
Sprite Edit: Captain Toenail
Idea Base: Former Commando's Armour

Crow
Decorate: Mor'ladim
Sounds: Mor'ladim, Jojikiba (Caw sound)
Sprites: Konami (Contra: Hard Corps)
Sprite Edit: Mor'ladim
Idea Base: Saw the crow in a sprite sheet and wanted to make a 'prop' out of it.

Trash Can
Decorate: Lucario
Sprites: 3DRealms
Idea Base: The trashcan from Duke Nukem

Medipack
Decorate: Dreadopp
Sounds: ID Software
Sprites: ID Software
Sprite Edit: Dreadopp

Small trees & bushes
Decorate: CaptainToenail
Sprites: Necrodome

Dead General
Decorate: Lucario
Sprites: Scuba Steve

Textures
3D Realms 

Extra textures from 32in24-15_tex_v2.wad and cc4-texb.wad

Tree1, Tree2, Tree3 by osjclatchford

Music By DragonForce, midi from http://en.midimelody.ru/dragonforce/