Games like Berty the Giraffe
Games like Berty the Giraffe include Vampire Survivors, Timberman, The Binding of Isaac: Rebirth, Skul: The Hero Slayer, and Hades. We matched them by the tags players give Berty the Giraffe on Steam (Action, Casual, Action Roguelike, Arcade, and 2D): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · 2D · Casual

Timberman
Shared: Casual · Action · 2D

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Indie · 2D

Skul: The Hero Slayer
Shared: Action · Action Roguelike · 2D

Hades
Shared: Action Roguelike · Action · Indie

Shower With Your Dad Simulator 2015: Do You Still Shower With Your Dad
Shared: Arcade · Casual · 2D

The Binding of Isaac
Shared: Action Roguelike · Action · Indie

UnderMine
Shared: Action Roguelike · Action · Dungeon Crawler

Megabonk
Shared: Action Roguelike · Action · Indie

BlazBlue Entropy Effect
Shared: Action · Action Roguelike · 2D

Have a Nice Death
Shared: Action Roguelike · Action · 2D

Spelunky
Shared: Action Roguelike · 2D · Indie

Octogeddon
Shared: Action · Action Roguelike · Casual

Rogue Legacy
Shared: Action · Action Roguelike · 2D

A Dance of Fire and Ice
Shared: 2D · Arcade · Singleplayer

Downwell
Shared: Action Roguelike · Action · Arcade

pureya
Shared: Casual · Arcade · 2D

Gang Beasts
Shared: Action · Funny · Casual

Move or Die
Shared: Action · Funny · 2D

Windowkill
Shared: Action · Action Roguelike · Arcade

Rogue Legacy 2
Shared: Action · Arcade · Indie

To The Core
Shared: Casual · Arcade · 2D

Boneraiser Minions
Shared: Action Roguelike · 2D · Casual

Superflight
Shared: Casual · Action · Indie