You can download Block Heads: Instakill from itch.io Steam

Linux Games Like Block Heads: Instakill

Action Shooter

Block Heads: Instakill is a Action Shooter game. Released for Linux on August 14th 2018. We found 17 games which are visually similar to Block Heads: Instakill on Linux.

Platforms: all Linux macOS PC

Released: August 14th 2018

Includes level editor Steam Achievements Steam Workshop Character Customization Co-op Fast-Paced FPS Multiplayer Online Co-Op Retro Online multiplayer 3D Unity