Some of the games that I´ve finished off the top of my head:
Assassins Creed 2
Assassins Creed Brotherhood
Assassins Creed Black Flag
Assassins Creed III
Assassins Creed Unity
Assassins Creed Origins
Assassins Creed Odyssey
TESV: Skyrim
Darkest Dungeon
Darkest Dungeon II
Party Hard
Party Hard 2
Left 4 Dead
Left 4 Dead 2
Borderlands
Borderlands 2
Borderlands Pre-Sequel
Borderlands Tell-tale
Terraria
Starbound
Ori and The Blind Forest
Subnautica
Dying Light
Sekiro: Shadows Die Twice
Dark Souls
Dark Souls II
Dark Souls III
BattleBlock Theater
Dishonored
Dishonored 2
Witcher
Witcher 2
Witcher 3: Wild Hunt
The Binding of Isaac
The Binding of Isaac: Rebirth
Mass Effect
Mass Effect 2
Mass Effect 3
Far Cry 3
Far Cry 4
Far Cry 5
Far Cry Primal
Katana ZERO
Slay the Spire
Dead Cells
Enter the Gungeon
Broforce
DOOM
Mortal Kombat X
Subnautica
Nuclear Throne
A Hat in Time
Aliens vs. Predator
Just Cause 2
Just Cause 3
Just Cause 4
Middle-Earth: Shadow of Mordor
Middle-Earth: Shadow of War
Bioshock
Bioshock 2
Bioshock Infinite
Layers of Fear
Outlast
Crysis
Crysis 3
South Park: Stick of Truth
South Park: The Fractured But Whole
Flatout 2
Prey
Call of Juarez
Call of Juarez: Bound in Blood
Mafia 2
Cuphead
Amnesia
GTA Vice City
Half-Life 2 (complete)
Hotline Miami
Hotline Miami 2
Payday 2
Firewatch
Saints Row 2
Saints Row 3
Saints Row 4
Spore
Scribblenauts
Shadow Warrior
Shadow Warrior 2
Portal
Portal 2
Besiege
Broforce
Expendabros
Undertale
Shovel Knight
Hollow Knight
Postal 2
Trine 2
Amnesia
Cave Story
Divinity 2: Original Sin
Octodad Dadliest Catch
Destiny 2
Gods Trigger
Darksiders 3
Bulletstorm
Spelunky
Gwent
Mothergunship
Clustertruck
Superhot
The Darkness 2
My Friend Pedro
Supraland
We Happy Few
The Outer Worlds
Battlefield 1
Noita
Borderlands 3
Hades
Donut County
Journey to the Savage Planet
Castle Crashers
Celeste
The Forest
Ori and the Will of the Wisps
Tomb Raider
Doom Eternal
Black Mesa
Carrion
Watch_Dogs 2
Metal Gear Solid V: The Phantom Pain
West of Loathing
INMOST
Titanfall 2
F.E.A.R. First Encounter Assault Recon
F.E.A.R. Extraction Point
F.E.A.R. Perseus Mandate
F.E.A.R. 2
Slashers Keep
Cyberpunk 2077
Warhammer Vermintide 2
McPixel
Red Dead Redemption 2
Devil May Cry 5
Spiritfarer
Immortals Fenyx Rising
Trine 4: The Nightmare Prince
Claw
Griftlands
Wizard of Legend
Days Gone
Far Cry New Dawn
Deaths Door
Battlefield 4
Psychonauts 2
Disco Elysium
Call of Juarez: Gunslinger
Remnant: From the Ashes
Remnant 2
Risk of Rain 2
Fallout New Vegas
Fallout 4
Heroes of Might and Magic III
Sifu
POSTAL - Brain Damaged
Ghostwire - Tokyo
Elden Ring
Metal: Hellsinger
Superliminal
High on Life
The Looker
Everhood
Hi-Fi Rush
Atomic Heart
Inscryption
Voidigo
Dying Light 2
Far Cry 6
Warhammer 40,000: Darktide
Ratchet and Clank Rift Apart
Baldurs Gate 3
Mortal Kombat 11
Half-Life Alyx
COCOON
Dave the Diver
Iratus Lord of the Dead
Ready or Not
Warhammer 40,000 - Space Marine 2
Gunfire Reborn
Echo Point Nova
Kingdom Come: Deliverance
Kingdom Come: Deliverance II
Lords of the Fallen
Slay the Princess
Ultrakill
Hollow Knight: Silksong
Abiotic Factor
Borderlands 4
Shape of Dreams
Hades II
Deltarune
Elden Ring Nightreign
Lies of P
Dispatch
Clair Obscur: Expedition 33
Mewgenics
Ecto
PEAK
Dead Space
Muck