I think we can all admit that Yahtzee is a slightly harsh game critic, so I'm going to try to compile a list of games that he thinks aren't a massive pile of zebra poo, and therefore are clearly the greatest games of all time. Help me if I leave one out or add one unjustly.
Psychonauts
Monkey Island
Monkey Island 2
Grim Fandango
Bioshock
Half-Life
Half-Life 2
Half-Life 2: Episode 1
Half-Life 2: Episode 2
Team Fortress 2
Portal
Paper Mario
Paper Mario: The Thousand Year Door
The Prince of Persia: The Sands of Time
The Prince of Persia: Warrior Within
The Prince of Persia: The Two Thrones
Assassin's Creed
Guitar Hero
Guitar Hero II
Super Mario Galaxy
Silent Hill
Silent Hill 2
Silent Hill 3
Call of Duty 4: Modern Warfare
Fantasy World Dizzy
Carmageddon
Duke Nukem 3D
Metroid Prime
Zack & Wiki
Killer7
No More Heroes
Earthbound
Condemned: Criminal Origins
Painkiller
Serious Sam
Doom
Doom 2
Conker's Bad Fur Day
LEGO Indiana Jones
World of Warcraft
Beyond Good & Evil
Eternal Darkness
Rampage
Saints Row 2
Fallout 3
Left 4 Dead
Sonic the Hedgehog
Sonic the Hedgehog 2
LittleBigPlanet
Thief: The Dark Project
Thief 2: The Metal Age
Spider-man 2
Typing of the Dead
Resident Evil 4
Grand Theft Auto 3
Tom Clancy's H.A.W.X.
The Chronicles of Riddick: Escape from Butcher Bay
inFamous
Prototype
Call of Juarez: Bound in Blood
Trine
Batman: Arkham Asylum
Super Mario RPG: Legend of the Seven Stars
Mario & Luigi: Superstar Saga
Mario & Luigi: Patrners in Time
Full Throttle
Day of the Tentacle
Dragon Age
Final Fantasy VI
Just Cause 2
Hitman: Blood Money
Red Dead Redemption
Super Mario Galaxy 2
Crackdown
Limbo
Shadow of the Colossus
Amnesia: The Dark Descent
Oni
Deadrising 2
Castlevania: Symphony of the Night
Castlevania: Aria of Sorrows
Star Wars: Nights of the Old Republic
Angry Birds
Minecraft
Crysis 2
Portal 2
Shadow Complex
Super Mario World
ICO
Mother 3
Star Wars: Knights of the Old Republic
Holy crap, I thought that the list would be way shorter.
Psychonauts
Monkey Island
Monkey Island 2
Grim Fandango
Bioshock
Half-Life
Half-Life 2
Half-Life 2: Episode 1
Half-Life 2: Episode 2
Team Fortress 2
Portal
Paper Mario
Paper Mario: The Thousand Year Door
The Prince of Persia: The Sands of Time
The Prince of Persia: Warrior Within
The Prince of Persia: The Two Thrones
Assassin's Creed
Guitar Hero
Guitar Hero II
Super Mario Galaxy
Silent Hill
Silent Hill 2
Silent Hill 3
Call of Duty 4: Modern Warfare
Fantasy World Dizzy
Carmageddon
Duke Nukem 3D
Metroid Prime
Zack & Wiki
Killer7
No More Heroes
Earthbound
Condemned: Criminal Origins
Painkiller
Serious Sam
Doom
Doom 2
Conker's Bad Fur Day
LEGO Indiana Jones
World of Warcraft
Beyond Good & Evil
Eternal Darkness
Rampage
Saints Row 2
Fallout 3
Left 4 Dead
Sonic the Hedgehog
Sonic the Hedgehog 2
LittleBigPlanet
Thief: The Dark Project
Thief 2: The Metal Age
Spider-man 2
Typing of the Dead
Resident Evil 4
Grand Theft Auto 3
Tom Clancy's H.A.W.X.
The Chronicles of Riddick: Escape from Butcher Bay
inFamous
Prototype
Call of Juarez: Bound in Blood
Trine
Batman: Arkham Asylum
Super Mario RPG: Legend of the Seven Stars
Mario & Luigi: Superstar Saga
Mario & Luigi: Patrners in Time
Full Throttle
Day of the Tentacle
Dragon Age
Final Fantasy VI
Just Cause 2
Hitman: Blood Money
Red Dead Redemption
Super Mario Galaxy 2
Crackdown
Limbo
Shadow of the Colossus
Amnesia: The Dark Descent
Oni
Deadrising 2
Castlevania: Symphony of the Night
Castlevania: Aria of Sorrows
Star Wars: Nights of the Old Republic
Angry Birds
Minecraft
Crysis 2
Portal 2
Shadow Complex
Super Mario World
ICO
Mother 3
Star Wars: Knights of the Old Republic
Holy crap, I thought that the list would be way shorter.