: Support for Infestation Mode , a 1–4 player cooperative survival mode against waves of enemies. System Requirements (PC)

While official patch notes for v1.01 specifically for Armageddon are scarce in modern archives, general maintenance for the title has addressed:

: The game features the Geo-Mod 2.0 engine, allowing for high levels of environmental destruction. A key addition is the Nano Forge , which allows players to repair destroyed structures to create cover or progress through levels. Patch v1.01 Information