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View Full Version : Fast way to boost fortifications? (Esp. Silverback)


Xavier0080
10-23-2011, 05:50 AM
Since playing on casual with modifiers kills your fortification exp, does anyone have any methods on single boosting fortifications like the Silverback?

MyDecember
10-23-2011, 09:01 AM
Play Casual , start wave 10,kill all except one enemy ( not ticker ) ,then suicide and restart,you will earn ~ 7500$ once.

The Pants Party
10-23-2011, 12:40 PM
http://www.xbox360achievements.org/forum/showpost.php?p=4592025&postcount=7