Got 100% achievements in:

Sonic Generations
Sonic Mania
Sonic Origins
Sonic CD
Sonic Adventure DX
Sonic Adventure 2
Sonic the Hedgehog 4: Episode 1
Sonic the Hedgehog 4: Episode 2
Sonic Forces
Sonic Colors: Ultimate
Team Sonic Racing
Sonic & All-Stars Racing Transformed


Half-Life 2
Half-Life 2: Episode 1
Half-Life 2: Episode 2
Portal
Portal 2
Left 4 Dead
Free to Play

Duke Nukem Forever
Duke Nukem 3D: Megaton Edition
Duke Nukem 3D: 20th Anniversary World Tour
Shadow Warrior Classic Redux
Shadow Warrior
Serious Sam HD: The First Encounter
Fallout: New Vegas
Doki Doki Literature Club Plus
Deadpool
Indivisible
Hotline Miami
River City Girls
Psychonauts
Resident Evil 4
Plants vs Zombies
Nights - Into Dreams
Borderlands GOTY
Borderlands 2
Tales from the Borderlands
The Talos Principle
Carrion
Helltaker
Finn & Jake's Epic Quest
The Elder Scrolls V: Skyrim
Super Monday Night Combat
Call of Duty: Modern Warfare 2
Call of Duty: Black Ops Multiplayer
Poker Night at the Inventory
The Walking Dead
The Walking Dead: Season Two
The Walking Dead: A New Frontier
Grim Fandango Remastered
Day of the Tentacle Remastered
Frederic: Resurrection of Music
Viscera Cleanup Detail: Shadow Warrior
Batman: Arkham Asylim GOTY Edition
On The Rain-Slick Precipice Of Darkness, Episode 1
On The Rain-Slick Precipice Of Darkness, Episode 2
Marvel's Guardians of the Galaxy: The Telltale Series
LEGO MARVEL Super Heroes