ACHIEVEMENT - HOW TO UNLOCK Jumped the Bags (10 points) - Complete level 1. Old Contemptible (20 points) - Defeat Tsar Tank. Flying Pig (20 points) - Defeat Zeppelin. Old Sweat (20 points) - Defeat Uber Tank. Coffin Nails (30 points) - Complete the Campaign. Foot Slogger (10 points) - Earn General Rank on any level. Pickled Monkey (15 points) - Win a Multiplayer Match on every level. Throw a Seven (15 points) - Complete any level in Elite mode. Pip, Squeak & Wilfred (5 points) - Survive until Round 5. Fire in the Hole (10 points) - Guide a shell to its destination. Sweet Fancy Adams (20 points) - Earn General Rank on all Campaign levels. Brass Hat (25 points) - Complete Campaign+ and earn all Ration Tickets.
"The Kaiser's Battle" achievements ACHIEVEMENT - HOW TO UNLOCK Base Rat (15 points) - Find all of the golden cubes in The Kaiser's Battle. Land Ship (25 points) - Defeat the K-Wagen. Grass Cutter (10 points) - Get a 40x blast combo.
"Invasion" achievements ACHIEVEMENT - HOW TO UNLOCK Foo Fighter (10 points) - Shoot down 40 UFOs with your P-51 Mustang. Mr. Roboto (25 points) - Defeat RoboBob. Rocketman (15 points) - Find all of the golden rockets in Invasion.