Games like Robbotto
Games like Robbotto include Broforce, Cuphead, Door Kickers: Action Squad, UFO 50, and Shovel Knight: Treasure Trove. We matched them by the tags players give Robbotto on Steam (Action, Indie, Local Co-Op, 2D, and Retro): closest matches first, and among equally close ones the better-known games.
Broforce
Shared: Action · Co-op · Local Co-Op
Cuphead
Shared: Co-op · Local Co-Op · Indie
Door Kickers: Action Squad
Shared: Action · Local Co-Op · Pixel Graphics
UFO 50
Shared: Indie · Action · Retro
Shovel Knight: Treasure Trove
Shared: Indie · Retro · Pixel Graphics
Dead Pixels
Shared: Action · Indie · Local Co-Op
Vampire Survivors
Shared: Indie · 2D · Pixel Graphics
Streets of Rage 4
Shared: Action · Indie · 2D
Hammerwatch
Shared: Indie · Co-op · Action
Enter the Gungeon
Shared: Indie · Pixel Graphics · Local Co-Op
Mercenary Kings: Reloaded Edition
Shared: Action · Indie · Co-op
Skul: The Hero Slayer
Shared: Action · Indie · 2D
Hotline Miami
Shared: Action · Indie · Pixel Graphics
Mother Russia Bleeds
Shared: Action · Indie · Co-op
Risk of Rain (2013)
Shared: Indie · Action · Pixel Graphics
Duck Game
Shared: Action · 2D · Pixel Graphics
Bud Spencer & Terence Hill - Slaps And Beans
Shared: Action · Indie · Retro
Huntdown
Shared: Action · Pixel Graphics · Local Co-Op
Blazing Chrome
Shared: Action · Indie · Retro
Rhythm Doctor
Shared: Indie · Pixel Graphics · Action
TowerFall Ascension
Shared: Indie · Action · Local Co-Op
Terraria
Shared: 2D · Pixel Graphics · Co-op
Awesomenauts
Shared: Action · 2D · Indie
SANABI
Shared: Action · Pixel Graphics · Indie