Sprite sources:
Fast shotgun by Captain Toenail (R667)
Melee rocket launcher and plasma guns by jdredalert (angled doom)
Gatzooka from Shadow Warrior (weapon resource wad)
double-bladed saw from Doom 64
SSG Zombie by The Skulltag Team
Freezer zombie by Xim
Zombie tank by 3D Realms/Enjay
Cybruiser hellwarrior by Vader, HorrorMovieGuy, Finalizer, Amuscaria
Etheral elemental by The Ultimate Doomer
etheral soul by Neoworm
Rocket zombie, recolored baron of hell by Doomkid
Rotating skulls by NMN (Vanilla AF, Knee Deep in ZDoom)
Health/armor bonus from pre-release doom
Supreme spider by Raz

Texture sources:
Exit sign, cement/wood supports, glass by Scypek
NANO 2022 by A Handsome Fridge
Demonized UAC signs by Cacodemon187
3D rocket box top by UAC Project Night-Vision
3D rocket box sides by NiGHTMARE
Crucified ArchVile by LoneAlpha2401
Big gray tek wall, facelift, STARTAN Souls, small metal switch by rf` 
Angry switch by HavoX
Marble cross switch by Chainie_C
Green switch, exit door, tek face doors by ItsNatureToDie
Sinew wall by msx2plus
Imp & spider marble faces by dotQLL, Ringman
Bonus level sky by DevilMyEyes
Snail sky by ViolentBeetle
flesh vine by horselessheadsman

New map02 music: 041 Some o' That (Guilt Tofu)
the rest is encoded within "srclol.png"

Music:
Txt - Alfonzo's speedmidi 013 - Abbott Fingers
Int - Doomkid's Novak 2
M01 - Alfonzo's speedmidi 049 - Guerilla Tech
M02 - Alfonzo's speedmidi 041 - Some o' That (Guilt Tofu)
M03 - Doomkid's NewSong 1
M04 - Doomkid's Sunglasses At Night by Corey Hart
M05 - Doomkid's Bullet with Butterfly Wings by Smashing Pumpkins
M06 - Bucket's MTWID 13 - Soon
M07 - Alfonzo's speedmidi 037 - Drug Shuttle
M08 - Alfonzo's speedmidi 036 - Diagram
M09 - Bucket's MTWID 26 - Archvile Line
M10 - Alfonzo's Bloody Rust's Corrugator (also title)
M11 - Alfonzo's speedmidi 024 - Mr. Mo