There are a maximum of 18 Iron Grip: Warlord achievements worth 561
133 tracked gamers have this game, 2 have completed it (1.50%)
Lord of War27
Own every available weapon and upgrade, and get at least one kill with every weapon, all in a single round (including the officer’s chaingun, but not dynamite or the suicide vest).
Unlocked by 19 tracked gamers (14% - TSA Ratio = 2.71)