MMOs similar to Helldivers 2

The curation of games similar to Helldivers 2 is grounded directly in its definitive gameplay pillars: coordinated four-player squad tactics against relentless numerical superiority, a high-stakes session deployment and extraction loop, and rigorous physical combat modeling driven by permanent friendly fire. This collection highlights titles executing comparable cooperative dynamics — ranging from hardcore tactical PvE shooters emphasizing positioning and ammo conservation to expansive sci-fi battlefields fought over contested galactic campaigns. Key selection criteria include the deployment of external ordnance call-ins, procedural threat generation across expansive semi-open planetary biomes, and a volatile layer of emergent team chaos demanding instantaneous battlefield adaptation.