A 2D tower-defense / artificial-life RTS. A swarm of self-reproducing, gene-driven creatures roams a procedurally generated hex-map world. You command a small team of orb units: dig out new ground, build cannon and hydro towers, and collect energy charges before the swarm bites you out of existence.

How to play

Hit Play Now from the menu for a short guided tutorial on the Arena map.

Then dive into a Random Map skirmish.

The goal: collect the charge target while keeping your orbs alive. Creatures reproduce and evolve on their own — your towers are the only thing standing between you and a planet-sized swarm.

Controls

Action Key
Pan camera Scroll wheel / middle-drag / arrow keys
Select units Left-click or left-drag (box select)
Move / attack-move Right-click
Build cannon / hydro tower Select a unit, then Q / W
Upgrade / sell tower Select a tower, then Q / W / A / V
Dig trees Right-click a tree, or E
Cycle your forces N or double-tap Space
Delete selection V or Delete
Show all controls F1 (in game)
Pause menu Esc

Tech

Rust + macroquad + egui. Deterministic lock-step simulation (fixed-point, seeded PRNG) so replays and LAN peers stay byte-identical. Procedurally generated worlds, procedural music, fog of war, saves and replays included.

Download

Download
OddOrb-windows-x86_64.zip 8.2 MB
Download
OddOrb-linux-x86_64.tar.gz 8 MB

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