Earn 250 Points in Survival mode.
Earn 100 points in Survival mode.
Earn 500 Points in Survival mode.
Earn 1000 Points in Survival mode.
Earn 5000 Points in Survival mode..
Earn 2000 Points in Survival mode.
Pass all challenges on the map #1.
Pass all challenge on the map #2.
Pass all challenges on the map #4.
Pass all challenges on the map #2.
Pass all challenges on the map #5.
Pass all challenges on the map #7.
Pass all challenges on the map #6.
Pass all challenges on the map #8.