Waterpunk: Through the Rust -PC-

 A top-down shooter with roguelike elements in a post-apocalyptic setting inspired by Nuclear Throne and ETG by purmalis

Waterpunk: Through the Rust is a hardcore top-down shooter with
roguelike elements.
Get ready for fast-paced combat, procedural generation, permadeath, and
meta-progression.
You play as a volunteer sent to the surface in search of vital
resources. Explore rust-covered platforms, fight hostile machines,
collect loot, and upgrade your skills. Maybe your run will be the one
that changes everything — and gives humanity a second chance.

Download, here

Source:  https://purmalis.itch.io/waterpunk-through-the-rust