Gonna add on to this list and mention:

Voices of the Void
Adventure Time
Amazing World of Gumball
Regular Show
Zelle
Pocket Mirror
Risk of Rain 2
Pressure
Angels of Death
Hylics
Baldi's Basics
Half Life
IMSCARED
Halo
Illusion Carnival
Hope Left Me
Unreal Life
Picayune Dreams
Lily's Well
Mad Father

I also like:

Ib
Witch's Heart
The Binding of Isaac
OFF
Space Funeral
SCP
Flesh, Blood, and Concrete
Inscryption
Paper Lily
Outcore
The Bunny Graveyard
Fatum Betula
Paranormasight
A Space for the Unbound
Endroll
Hypnagogia: Boundless Dreams
Brutal Orchestra
Oneshot
A Hat in Time
GashiShachiNoSachi