Here's mine. Pictures later, maybe.
Movies
Alien Quadrilogy (BR, DVD)
Alien box set (VHS, 3 films + Making of Alien 3 video)
Aliens: Directors Cut Fox Widescreen Collection (VHS)
Predator (BR, DVD)
Predator Fox Widescreen Collection (VHS)
Predator 2-disc (DVD)
Predator: Ultimate Hunter Edition (BR)
Predator 2 (BR, DVD)
Predator 2 2-disc (DVD)
AVP (BR, DVD)
AVP:R (BR)
Alien vs Predator Ultimate Showdown Set (Best Buy thing, DVD)
The Alien Saga (DVD)
Games
Alien Trilogy (PC, PS1)
AVP (PC)
AVP 2 (PC)
Predator: Concrete Jungle (XBox)
AVP: Extinction (XBox)
AVP Hunter Edition (Xbox 360)
Alien 3 (Game Boy)
AVP: The Last of his Clan (Game Boy)
Aliens: Thanatos Encounter (Game Boy Color)
Predator (NES)
Alien: Resurrection (PS1)
AVP: Requiem (PSP)
Posters
Predator (framed original)
AVP (white poster)
AVP: Requiem
Palisades Busts
Predator Unmasked Mini
Predator 2 Mini
Predator Defeated Mini
Elder Predator Mini
Predator Special Edition Mini
Queen Chestburser Mini
Alien Warrior (Aliens) Mini
Alien Queen Micro
NECA Figures
1/4 Scale Closed Mouth Predator (P1)
Series 1 Classic Predator (P3)
AVPR: Series 1 Predalien
AVPR: Series 2 Masked Predator
AVPR: Series 2 Unmasked Predator
McFarlane Figures
MM5 Alien (A:1) and Predator (P1) boxed set (still sealed)
MM6 Dog Alien (A:3)
MM6 Warrior Alien (A:R)
MM6 Predator Hunter (P2)
MM6 Predator (P2)
MM6 Stealth Predator (P1)
MM6 Alien Queen
MM7 Scar Predator
MM7 Elder Predator
MM7 Celtic Predator
MM7 Grid Alien
MM7 Battle Alien
MM7 Corporal Hicks
MM7 Alien (A:1)
MM7 Predator (P1) redeco
MM7 Predator Hunter (P2) redeco
MM7 Warrior Alien (A:2)
12 Inch Scar Predator
AVP diorama: Alien Impales Predator
AVP diorama: Alien Queen
AVP diorama: Celtic Throws Alien
AVP diorama: Predator in nest
AVP diorama: Birth of the Hybrid
Kenner Figures
Scorpion Alien
Predator 10 inch
Renegade Predator
Renegade Predator (purple)
Renegade Predator (clear)
Hive Wars Warrior Predator
I had a lot more of these at one point, but they've been appropriated by my 4 year old son!
Comics
Kenner Aliens figures insert comics #2-8
Aliens: Book One hardcover
Aliens: Vol 2 signed/numbered hardcover
Aliens: Vol 3 signed/numbered hardcover
Aliens: Tribes hardcover
Aliens: Tribes signed/numbered hardcover w/slipcase
Aliens vs. Predator signed/numbered hardcover w/slipcase
AVP: Deadliest of the Species signed/numbered hardcover
Predator signed/numbered hardcover
AVP: Thrill of the Hunt
AVP: Civilized Beasts
Aliens: Book One #1-6 (1st print)
Aliens: Book One #1 (2nd print)
Aliens: Book Two #1-4 (1st print, 2 each)
Aliens: Earth War #1-4
Aliens: Genocide #1-4
Aliens: Hive #1-4
Alien 3 #1-3
Aliens: Newt's Tale #1-2
Dark Horse Presents: Aliens
Dark Horse Presents: Aliens (Platinum Edition)
Aliens: Colonial Marines #1-10
Aliens: Rogue #1-4
Aliens: Sacrifice
Aliens: Labyrinth #1-4
Aliens: Salvation
Aliens: Music of the Spears #1-4
Aliens: Stronghold #1-3
Aliens: Earth Angel
Aliens: Berserker #1-4
Aliens: Mondo Pest
Aliens: Mondo Heat
Aliens: Lovesick
Aliens: Pig
Aliens: Special
Aliens: Havoc #1-2
Aliens: Purge
Alien Resurrection #1-2
Aliens: Alchemy #1-3
Aliens: Kidnapped #1-3
Aliens: Survival #1-3
Aliens: Stalker
Aliens: Glass Corridor
Aliens: Wraith
Aliens: Apocalyps #1-4, TPB
Aliens: Xenogenesis #1-4
Aliens: More than Human #1-4
Predator #1-4 (1st print, 2 each)
Predator #1 (2nd print)
Predator 2 #1-2
Predator: Big Game #1-4
Predator: Cold War #1-4
Predator: Bloody Sands of Time #1-2
Predator: Race War #0-4
Predator: Bad Blood #1-4
Predator: Invaders from the 4th Dimension
Predator: Jungle Tales
Predator: Dark River #1-4
Predator: Strange Roux
Predator: Kindred #1-4
Predator: Hell and Hot Water #1-3
Predator: Primal #1-2
Predator: Nemesis #1-2
Predator: Hell Come A-Walkin' #1-2
Predator: Captive
Predator: Homeworld #1-4
Predator: Xenogenesis #1-4
Predator: Prey to the Heavens #1-4
AVP #0-4
AVP: Deadliest of the Species #1-12
AVP: Deadliest of the Species #1 (Platinum Edition)
AVP: Duel #1-2
AVP: War #0-4
AVP: Booty
AVP: Eternal #1-4
AVP: Annual
AVP: Xenogenesis #1-4
AVP: Sand Trap
AVP: Three World War #1-6
AVP: Three World War #1 (alt. cover)
Superman vs. Aliens #1-3
Batman/Aliens #1-2
WildC.A.T.S. vs. Aliens #1A, 1B (different covers)
Green Lantern vs. Aliens #1-4, TPB
Superman vs. Aliens II #1-4
Batman/Aliens II #1-3
Judge Dredd vs. Aliens #1-4
Batman vs. Predator #1-3 (prestige)
Batman vs. Predator #1-3, TPB (newsstand)
Batman vs. Predator #1 (prestige, signed)
Batman vs. Predator #1 (Batman cover)
Predator vs. Magnus Robot Fighter #1-2, TPB
Predator vs. Magnus Robot Fighter #1 (Platinum Edition)
Batman vs. Predator II #1-4
Tarzan vs. Predator #1-4
Batman vs. Predator III #1-4
Predator vs. Judge Dredd #1-3, TPB
Superman vs. Predator #1-3
JLA vs. Predator
Dark Horse Classics AVP: #1-6
AVP vs. Terminator: #1-4
Overkill: #1-2
Mindhunter: #1-3
Superman/Batman vs. Aliens/Predator: #1-2
Dark Horse Comics #1-25
Dark Horse Presents #24, 34, 35, 36, 42, 43, 46, 56, 67, 68, 69, 101, 102, 117, 119, 121, 124, 137, 146, 147
Dark Horse Presents #36 (painted cover)
A Decade of Dark Horse #s 1, 3
Ghost #5
Motorhead #1
X #18
Agents of Law #6
Alien Novels
No Exit
Criminal Enterprise
Steel Egg
Cauldron
DNA War
Original Sin
AVP novelization
Alien Resurrection novelization
Alien 3 novelization
Alien novelization
Predator Novels
South China Sea
Turnabout
Flesh and Blood
Forever Midnight
Predator novelization
Books
Colonial Marines Technical Manual
The Winston Effect
Beautiful Monsters
Aliens/Predator Panel to Panel
AVP: The Creature Effects of ADI
AVP: The Creature Effects of ADI 32-page promo
AVPR: Inside the Monster Shop
The Book of Alien
Giger's Alien
Alien Movie Novel
The Making of Alien: Resurrection
Magazines
XBox Magazine #97: AVP
Fangoria #65: Predator
Cinefex #99: AVP
Starlog #326: AVP
Cinefantastique Aug/Sep 04: AVP
Cinescape Presents: Movie Aliens
Music
Alien soundtrack
Aliens soundtrack
Alien 3 soundtrack
Alien: Resurrection soundtrack
AVP soundtrack
AVP:R soundtrack
Predator soundtrack
Predator 2 soundtrack
Predators soundtrack
The Alien Trilogy
Miscellaneous Stuff
Action Masters diecast Predator (P2) w/card
Aoshima 1/72 diecast UD-4 Dropship
Aoshima 1/72 diecast APC
Aliens Pin Set by John Bolton
AVP 2005 Calendar
AVP "Whoever wins, we lose" T-shirt
Blockbuster AVP plastic card video backer thing (goes on shelf behind DVD case) x2
Dark Horse Aliens Portfolio
Diamond Select plush Predator (P1)
Diamond Select plush Elder Predator (AVP)
Diamond Select plush Alien Queen (AVP)
Hero Master Foil Predator card
Inkworks Alien Legacy cards set
Inkworks Alien Legacy 9-card promo set
Inkworks AVP cards set
Kotobukiya Chimasuta Predator Elder (P2)
Nostromo Zippo Lighter
Palisades plush facehugger
Predator 2 postcard x2
Predator vs. Magnus Robot Fighter card #3
San Diego Comic Con AVP promo coin
SciFi Invasion's The Guide to the Aliens Universe
Star Pics Alien 3 cards set
Topps Alien cards set
Topps Aliens/Predator Universe cards set