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Echo Base - undefeated.

Complete this level without dying. No Extras should be turned on.

Echo Base - undefeated.0
2 guidesOffline Game Mode - These achievements require play in game modes that do not necessitate a connection to any online services.Single Player - These achievements can be obtained by a single player.Cooperative - These achievements can be obtained by two or more players in a cooperative game mode who have met the achievement requirements.
SecondHALONICKSecondHALONICK548,426
06 Nov 2008
15 7 0
There are two ways of doing this,

1. Try to be a tough guy and go beat this level without dieing.

or

2.once you unlock one of the Ghost characters, buy and use them because they can not get hurt unless you fall off of a edge.