ACHIEVEMENT - HOW TO UNLOCK
Moby Dick (10 points) - In Single-Player mode, destroy the Mecha Orca.
Hot-wired (10 points) - In Single-Player mode, capture all 3 hijackable vehicles at least once.
Pyromaniac (10 points) - In Single-Player mode, burn 50% of infantry in any Zone on Medium or Hard difficulty in one session.
Ice Cold (10 points) - In Single-Player mode, freeze 50% of infantry in any Zone on Medium or Hard difficulty in one session.
Assault Flags (10 points) - In Single-Player mode, collect all of the Flags scattered throughout the game.
Fearless (20 points) - In Single-Player mode, complete 3 sequential areas on foot on Medium or Hard difficulty in one session.
Wonder twins (20 points) - In Zone Battle, use all 4 Co-Op attacks, kill 10 units with each on Medium or Hard in one session.
Zoned Out (20 points) - In Zone Battle, complete 6 Zones, each with the help of a different Xbox Live enabled friend.
Escapist (20 points) - In Zone Battle, defeat all spaceships in Areas 29 & 30 on Medium or Hard difficulty in one session.
Smoothie Heroes (20 points) - In Co-op Campaign mode, kill 100 infantry, one player freezes & the other shatters, on Hard in one session.
Underground Hunters (20 points) - In Co-Op Campaign mode, finish all underground areas with another player on Medium or Hard difficulty.
Heroes Campaign (30 points) - In Co-Op Campaign mode, complete all areas on Hard difficulty with another player.