Echo Prime Cheat Codes: ------------ Submitted by: David K. Steam achievements: ------------------- Complete the following tasks to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", then "My profile", then "View all my games", then the game and view stats. Achievement How to unlock ---------------------------------------------------------- Arena God - Reach wave 40 in an endless arena. Arena Hero - Reach wave 10 in an endless arena. Arena Master - Reach wave 20 in an endless arena. Boss Stomp - Defeat the Wrecker Campaign Completed! Comeuppance - Strange Alliances Campaign Completed! Dimensional Diplomat - Level up 30 Echoes to Veterans. Dimensional Maven - Level up 60 Echoes to Veterans. End of the Line - Locate Emptiness Campaign Completed!