Still too early, but it's like this for me:
1 - Bloodborne
2 - Dark Souls III
3 - Dark Souls
4 - Demon's Souls
5 - Dark Souls II
I didn't care for Dark Souls II and I didn't finish Demon's Souls.
My Console Library:
PS5, Switch, XSX
PS4, PS3, PS2, PS1, WiiU, Wii, GCN, N64 SNES, XBO, 360
3DS, DS, GBA, Vita, PSP, Android