Anything featuring D12 Members besides Eminem (excludes all Eminem solos and misc. appearances that other D12 members did not appear on)

Bombshell - It's in My Nature (Super Sonic)
Introduction feat. Proof
What You Talkin Bout (interlude)/You Can't Hide feat. Proof

Detroit Hip-Hop Volume 1 - Various (Modern Tribe)
Proof - Da Science
Proof - Wuch U No

DJ Head and Proof - W.E.G.O. mixtape (Hip Hop Shop)
Features exclusive: Phat Kat, Slum Village, Tribe, Mad Skillz, etc

Eminem - Infinite (WEB Entertainment)
W.E.G.O. feat. Proof
It's O.K. feat. Eiy-Kyu
Open Mic feat. Denaun
Jealousy Woes II feat. Proof, Denaun, and Eiy-Kyu

5 Elementz - Yester Years EP (That Was Entertainment)
1. Searchin'
2. Feed Back
3. Janet Jacme
4. Don't Stop
5. Sun Flower

Poe Whosaine - 313 Single (Magnum)
No Doubt feat. Proof

Proof - Anywhere Single (Hip Hop Shop/Sideshow Recordings)
Anywhere
Lois Lane
Vibe Session
Why?

Slum Village - Fan-tas-tic (Donut Boy Recordings)
5 Ela (remix) feat. Proof

Soul Intent - Fuckin' Backstabber Single (Mashing Duck)
Fuckin' Backstabber feat. Proof

D12 - 10 underground songs circulating approx. 1997 (ReAL Entertainment)
6 reasons
Activity as Phuctivity
Art Of War
Bad News
Chance To Advance
Derelict Theme
Filthy
Fuck Battlin
Bring Your Boys
Cock and Squeeze

The Rabeez - Beat Don't Stop Single (Robbins)
Make it Happen
Beat Don't Stop

T. Stuckey Presents the Motor City Compilation - Various (Motor City)
Proof - Something Going On
5 Elementz - Don't Start None Won't Be None
Hip Hop G's, Moody, 5 Elementz - Hip Hop Don't Stop
Motsi Ski, Bigg Dogg, Proof, T. Stuckey - Motor City Anthem

Bizarre - Attack of the Weirdos EP (Federation)
1. Rap Guys
2. What What feat. Da Brigade
3. Trife Thieves feat. Eminem and Fuzz
4. Down Low
5. Over React
6. Butterfly
7. Get the Dick (Raw mix) feat. Young Zee, Pace Won, Aziz, and Yah Lover

Da Ruckus - Episode 1 (Federation)
Paperchase feat. Swift, Bizarre, Eye-Kyu, and Mad Chemist

Eminem - Slim Shady EP (WEB Entertainment)
No One's Iller feat. Swift, Bizarre, and Fuzz

5 Elementz - The Album That Time Forgot (That Was Entertainment)
1. Mo News (interlude)
2. Whutchawant
3. Feedback
4. Rockshows
5. Bumpinsumtin
6. Get Off My
7. Party Groove
8. Janet Jacme
9. Mo News (interlude)
10. Mo News (interlude)
11. Ego
12. Don't Stop
13. World Premier
14. Tha Elementz
15. Searchin
16. Crazze
17. Mo News (interlude)
18. 98 Neva Seen

Bugz - These Streets EP
1. These Streets
2. Player Haters feat. 5150 and M.O.B.
3. It's All Bad feat. Bizarre
4. Bring it to You
5. Can't Nobody

DJ Carl The Invisible Man - The Art of Invisibility (Modern Tribe)
Interlude feat. Proof
Bugz - Detroit Detroit interlude

5Ela - 5-E Pt. 3 (That Was Entertainment/ReAL Entertainment)
E.M.I.G.A.M. (intro)
Either Or
The Ela
You Aint Fresh
Neva Seen
Ain't No Love
Feature Presentation feat. Markeeba)
Ultra-Magnus feat. Philpot)

M.O.B. - Terror... (MOB Music)
She Liked... feat. Shane Capone, Bugz, and Bizarre

Paradime - Paragraphs (Beats At Will/Silent)
Clash of Tha Titans feat. S.U.N., Bugz, Invincible, and Bizarre

S.U.N. - Shining Underground (Silent)
Strategies & Tactics feat. Paradime, Bizarre and Invincible

DJ Butter - Kill the DJ The Original Mixtape Soundtrack (Crazy Noise Prod.)
D12 - Act a Fool
Bizarre - No Rubber
Bugz - Skit
Geno and Bugz - Listen & Lounge
Sylvio Vega and Swift - We Don't Need You
Wesley Valentine and Proof - All-Star Game
Denaun, Rob Jasper, Raymond, and Reg - Take the Money
Eminem, Proof, Bugz, and the Almighty Dreadnaughtz - Deperados

D12 feat. Da Ruckus and Paradime - High Single (Intuit/Solar)
D12 feat. Da Ruckus and Paradime - High

D12 - Quitter Single (Shady)
Quitter
Just Rhymin' with Proof

D12 - Shit on You Single (Shady/Interscope)
Shit on You

Eminem - The Marshall Mathers LP (Aftermath/Interscope)
Amityville feat. Bizarre
D12 - Under the Influence

F-r-eeze - The Raw Album (Virus Independent)
Medikationz feat. Bizarre

Funkmaster Flex - 60 Minutes of Funk IV: The Mixtape (Loud)
D12 - Words are Weapons

Telepath Math - Golden Gloves Single (TM)
Last House On The Left feat. Paradime and Bizarre

Tony Touch - The Piecemaker (Tommy Boy)
D12 - Get Back

D12 - Devils Night (Shady/Interscope)
1. Another Public Service Announcement
2. Shit Can Happen
3. Pistol Pistol
4. Bizarre (skit)
5. Nasty Mind
6. Ain't Nuttin' But Music
7. American Psycho
8. That's How (skit)
9. That's How
10. Purple Pills
11. Fight Music
12. Instigator
13. Pimp Like Me
14. Blow My Buzz
15. Obie Trice (skit)
16. Devils Night
17. Steve Berman (skit)
18. Revelation
19. Girls (hidden)
** These Drugs (Devils Night UK/International bonus track)

DJ Butter - ShitHappens (Crazy Noise)
Kon Artis and Obie Trice - The Do Do
Bizarre and Kangol - My Crew is the Shit
Promatic ft. Bizarre - Process of Elimination
Kon Artis and Who? - Runyon Ave Anthem
D12 - Act a Fool Pt. 2
Da Brigade - Shit Can Happen (remix)

Promatic - The Promatic LP
1. The Adventure Begins
2. Everyday
3. City of Boom
4. 313000
5. Take No Shorts
6. Feels Good
7. Lesbian
8. Life
9. Do What I Wanna Do
10. Tear This Bitch Up
11. Ecstacy
12. Change of Ho
13. Got Yo Bitch
14. Dirtiest Grimiest
15. Long Road
16. Graduation
17. Serious (Hidden)

Dj Green Lantern Invasion Mixtape
The Sauce
Invasion
Nail In The Coffin
Rap Game ft. 50 Cent (Also ft. in the 8 Mile ST)
Proof Freestyle
Kuniva Freestyle

Miscellaneous songs
Bugz - Scurvy Street Niggas
D12 - We Live This Shit
Eminem and Proof - Pick it Up (live)
5150 feat Bugz and Bizarre - Dead Beat Dad
Bizarre and Reg - I Had a Dream
Mountain Climbaz and Bizarre - RAW
Paradime feat. Kon Artis, Kuniva, and Marquis - Check It
Paradime and D12 - Skull Therapy
Philpot feat. Da Brigade - Tuff Enuff
Proof, Bizarre, Royce 5'9 and Lab Animalz - Da 4 Horsemen
Tech N9ne ft. D12 - She Devil

Raw Collection - Private Circle
3. Talk That Shit Now ft. Swift
7. I'm In Love ft. Swift
10. No Questions ft. Swift
13. R.A.W. ft. Swift
14. We Here ft. Promatic
Bonus Track - Flawless Victory ft. Eminem and Swift

D12 Mixtape (Limited Edition)
1. Smackdown
2. Kuniva Freestyle
3. Derty Promo
4. Been A Hoe
5. Suck My Dick
6. Suck It
7. Talk Too Much
8. Area Stores
9. Kick The Door In
10. My Life
11. Swift Freestyle
12. Arebic
13. Robbery
14. Wrong
15. Ostrange Trot
16. Neva Too Famous
17. I Aint Trippin
18. Tonight