1. Dark Souls 3
2. Resident Evil 3 (1999)
3. Elden Ring
4. Resident Evil (2002)
5. Bloodborne
6. Samurai Shodown 2
7. Resident Evil 2 (1998)
8. Demon’s Souls (2009)
9. Street Fighter 6
10. Sekiro

1. Lunar: The Silver Star Story - Complete \*PS1  
2. Lunar: Eternal Blue: Complete \*PS1  
3. Monster Hunter World + Iceborne   
4. Dragon's Dogma: Dark Arisen  
5. Nioh 2 + Complete Edition  
6. The Binding of Isaac + Repentance  
7. Dying Light + The Following   
8. Assassin's Creed: IV Black Flag - The Complete Edition  
9. Dark Souls II: Scholar of the First Sin  
10. Dark Souls III: Deluxe Edition

ark only belongs on this list if we are talking unofficial servers. Even then the amount of time needed to play is astounding

Not in any particular order:

Morrowind, Deus ex (original), xcom, prey 2016, might and magic 7-10, civilisation franchise, wasteland 2 and 3, anno franchise, batman Arkham series, pathfinder kingmaker

1. Danganronpa trilogy
2. Zero Escape trilogy
3. Dragon Age Origins
4. Bloodborne
5. Dark Souls 1
6. Elden Ring
7. Ocarina of Time
8. Mass Effect trilogy
9. Banjo Kazooie
10. RimWorld