Games like Squidly's Revenge
Games like Squidly's Revenge include Vampire Survivors, Skul: The Hero Slayer, BALL x PIT, Enter the Gungeon, and Dead Cells. We matched them by the tags players give Squidly's Revenge on Steam (Action, Roguelike, 2D, Cartoony, and Cute): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: 2D · Pixel Graphics · Roguelike

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

BALL x PIT
Shared: Action · Roguelike · 2D

Enter the Gungeon
Shared: Roguelike · Pixel Graphics · 2D

Dead Cells
Shared: Roguelike · 2D · Pixel Graphics

The Binding of Isaac: Rebirth
Shared: Roguelike · Pixel Graphics · 2D

Pizza Tower
Shared: Cartoony · Action · Funny

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

Nuclear Throne
Shared: Roguelike · Action · Pixel Graphics

Noobs Want to Live
Shared: Roguelike · Action · Pixel Graphics

Megabonk
Shared: Roguelike · Action · Pixel Graphics

Dungreed
Shared: Roguelike · Action · Pixel Graphics

Rogue Legacy
Shared: Roguelike · Action · 2D

Sephiria
Shared: Roguelike · Action · Pixel Graphics

Cat Goes Fishing
Shared: 2D · Cute · Funny

Noita
Shared: Roguelike · Pixel Graphics · 2D

AK-xolotl: Together
Shared: Roguelike · Cute · Pixel Graphics

Dome Keeper
Shared: Roguelike · Action · Singleplayer

Death Must Die
Shared: Action · Pixel Graphics · 2D

Broforce
Shared: Action · 2D · Pixel Graphics

Risk of Rain (2013)
Shared: Roguelike · Action · Pixel Graphics

Rocket Rats
Shared: 2D · Pixel Graphics · Action

Undertale
Shared: Pixel Graphics · 2D · Funny

Halls of Torment
Shared: Roguelike · Action · Pixel Graphics