8Achievements
Empire Level 1
Complete Level 1 on any difficulty.
Common
(18.7%)
Empire World 1
Complete World 1 on any difficulty.
Common
(16.1%)
Empire World 2
Complete World 2 on any difficulty.
Common
(13.1%)
Empire World 3
Complete World 3 on any difficulty.
Common
(11.9%)
Empire World 4
Complete World 4 on any difficulty.
Rare
(8.5%)
Beastie Combo
Get a Beastie Combo by shooting a certain amount of only 1 type of beastie.
Common
(22.4%)
2x Multiplier
Get the multiplier to x2 in Single Player.
Common
(18.5%)
10x Multiplier
Get the multiplier to x10 in Single Player.
Rare
(6.0%)