Survivor
Survive 5 battles
43% unlocked
10 points
View Details
Hold your ground
Survive 15 battles
11% unlocked
20 points
View Details
The wall stands
Survive 50 battles
2% unlocked
30 points
View Details
The great stand
The great stand
<1% unlocked
50 points
View Details
Mach 2
Upgrade arrow flight speed to tier 2
15% unlocked
10 points
View Details
Boomstick
Upgrade arrow explosion radius to tier 2
17% unlocked
10 points
View Details
Quick on the draw
Upgrade rate of fire to tier 2
15% unlocked
10 points
View Details
Megalomaniac
Upgrade mega shot chance to tier 2
13% unlocked
10 points
View Details
Bows of Steel
Upgrade all ballista parts to tier 2
12% unlocked
10 points
View Details
Golden Guardian
Upgrade all ballista parts to tier 3
5% unlocked
30 points
View Details
Runic Rampage
Upgrade all ballista parts to tier 4
3% unlocked
50 points
View Details
You shall not pass
Upgrade the wall to tier 2
14% unlocked
10 points
View Details
Roman-proofing
Upgrade the wall to tier 3
5% unlocked
20 points
View Details
None shall pass
Upgrade the wall to tier 4
4% unlocked
30 points
View Details
Captain Planet
Fully upgrade an elemental power
2% unlocked
20 points
View Details
Avatar
Fully upgrade all elementals
<1% unlocked
30 points
View Details
Elementary School
Use an elemental attack for the first time
71% unlocked
5 points
View Details
Winning streak
Reach kill streak x20
39% unlocked
10 points
View Details
Don't stop me now
Reach kill streak x40
5% unlocked
20 points
View Details
C-C-Combo breaker!
Reach kill streak x80
1% unlocked
30 points
View Details
Thunder God
Use lightning for a total of 30 seconds across battles
2% unlocked
20 points
View Details
Shrapshooter
Kill 10 enemies with one shot
47% unlocked
10 points
View Details
Romani ite domum
Kill a total of 1,000 enemies
16% unlocked
10 points
View Details
Mow them down
Kill a total of 10,000 enemies
2% unlocked
20 points
View Details
Martian massacre
Kill a total of 100,000 enemies
<1% unlocked
30 points
View Details
Resourceful
Upgrade all pickup upgrades at least once
2% unlocked
30 points
View Details
Trusty Sidekick
Visit the Credits screen
5% unlocked
5 points
View Details
Roman Kebab
Kill 250 enemies with the fire elemental attack
<1% unlocked
20 points
View Details
Cold Blooded
Hit 250 enemies with the ice elemental attack
<1% unlocked
20 points
View Details
Rock the House
Kill 250 enemies with the earth elemental attack
<1% unlocked
20 points
View Details