Games like Pixelpusher
Games like Pixelpusher include Streets of Rage 4, Windowkill, Broforce, Cyberhunt, and WARDOGS. We matched them by the tags players give Pixelpusher on Steam (Twin Stick Shooter, Arcade, 2D, Top-Down, and Action): closest matches first, and among equally close ones the better-known games.

Streets of Rage 4
Shared: 2D · Action · Arcade

Windowkill
Shared: Action · Arcade · Twin Stick Shooter

Broforce
Shared: Action · 2D · PvP

Cyberhunt
Shared: Twin Stick Shooter · Action · Arcade

WARDOGS
Shared: PvP · Action · Multiplayer

UFO 50
Shared: 2D · Arcade · Action

Pixel Gun 3D: PC Edition
Shared: PvP · Action · Multiplayer

GUILTY GEAR -STRIVE-
Shared: PvP · Arcade · 2D

Street Fighter™ 6
Shared: Arcade · PvP · Action

TEKKEN 8
Shared: PvP · Action · Arcade

Battlefield™ V
Shared: PvP · Multiplayer · Singleplayer

NARAKA: BLADEPOINT
Shared: PvP · Action · Multiplayer

TEKKEN 7
Shared: Arcade · Action · Multiplayer

METAL SLUG
Shared: Arcade · 2D · Action

ShellShock Live
Shared: 2D · Action · Multiplayer

The Crew™ 2
Shared: Action · Arcade · Multiplayer

FATAL FURY: City of the Wolves
Shared: PvP · 2D · Action

BALL x PIT
Shared: Arcade · Action · Top-Down

Revolution Ace
Shared: Action · Arcade · Top-Down

Terraria
Shared: 2D · Multiplayer · PvP

Hotline Miami
Shared: Action · Top-Down · Retro

DRAGON BALL FighterZ
Shared: Action · PvP · Arcade

Battlefield™ 2042
Shared: Action · PvP · Multiplayer

PUBG: BATTLEGROUNDS
Shared: PvP · Action · Multiplayer