Games like Ollsgar'd
Games like Ollsgar'd include A Hat in Time, Cookie Clicker, Banana, Yooka-Laylee, and TY the Tasmanian Tiger. We matched them by the tags players give Ollsgar'd on Steam (Voice Control, Collectathon, Score Attack, Funny, and Indie): closest matches first, and among equally close ones the better-known games.

A Hat in Time
Shared: Collectathon · 3D Platformer · Funny

Cookie Clicker
Shared: Indie · Collectathon · Casual

Banana
Shared: Funny · Casual · Family Friendly

Yooka-Laylee
Shared: Collectathon · 3D Platformer · Indie

TY the Tasmanian Tiger
Shared: Collectathon · 3D Platformer · Indie

Golf With Your Friends
Shared: Casual · Indie · Funny

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: 3D Platformer · Funny · Casual

Donut County
Shared: Funny · Indie · Casual

Chained Together
Shared: Funny · Casual · 3D Platformer

Witch It
Shared: Funny · Indie · Casual

Pumpkin Jack
Shared: Collectathon · 3D Platformer · Indie

Kiwi Clicker - Juiced Up
Shared: Collectathon · Indie · Casual

SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated
Shared: 3D Platformer · Funny · Casual

Lil Gator Game
Shared: Casual · Funny · Indie

Plants vs. Zombies GOTY Edition
Shared: Casual · Funny · Family Friendly

pureya
Shared: Funny · Casual · Arcade

Spyro™ Reignited Trilogy
Shared: 3D Platformer · Collectathon · Family Friendly

Yellow Taxi Goes Vroom
Shared: Indie · 3D Platformer · Funny

Keep on Mining!
Shared: Indie · Casual · Idler

Librarian: Tidy Up the Arcane Library!
Shared: Collectathon · Casual · Funny

Timberman
Shared: Indie · Casual · Funny

Overcooked
Shared: Indie · Funny · Casual

Placid Plastic Duck Simulator
Shared: Collectathon · Funny · Casual

Coin Flipper
Shared: Collectathon · Indie · Score Attack