Games like Teknedia
Games like Teknedia include Portal 2, A Story About My Uncle, Neon White, Rogue Legacy 2, and Pumpkin Jack. We matched them by the tags players give Teknedia on Steam (Indie, Platformer, Action, Arcade, and First-Person): closest matches first, and among equally close ones the better-known games.

Portal 2
Shared: Platformer · Singleplayer · First-Person

A Story About My Uncle
Shared: Indie · First-Person · Adventure

Neon White
Shared: Platformer · Action · Indie

Rogue Legacy 2
Shared: Platformer · Indie · Arcade

Pumpkin Jack
Shared: Action · Indie · Adventure

Valley
Shared: Indie · First-Person · Adventure

Grimhook
Shared: Action · Platformer · First-Person

Clustertruck
Shared: Action · First-Person · Indie

Cyber Hook
Shared: Indie · Action · 3D Platformer

BONEWORKS
Shared: VR · Action · Singleplayer

Project Wingman
Shared: Action · Indie · Arcade

Celeste
Shared: Indie · Platformer · Precision Platformer

Hollow Knight
Shared: Platformer · Indie · Singleplayer

Five Nights at Freddy's: Secret of the Mimic
Shared: Action · First-Person · VR

SONIC X SHADOW GENERATIONS
Shared: Action · Platformer · 3D Platformer

Gorilla Tag
Shared: VR · First-Person · Action

Dust: An Elysian Tail
Shared: Platformer · Action · Indie

VHOLUME
Shared: Platformer · First-Person · Arcade

Sonic Frontiers
Shared: Action · Adventure · 3D Platformer

Sonic Adventure 2
Shared: Action · Platformer · 3D Platformer

Haste
Shared: Action · 3D Platformer · Singleplayer

Hover
Shared: Action · Indie · Platformer

Deadlight
Shared: Platformer · Indie · Action

Sonic Adventure DX
Shared: Platformer · Action · Adventure