Difficulties

This is a page with some odd and crazy things

very easy
only 35 rounds, and towers are even cheaper, and 300 lives!

medium hard
75 rounds, and stuff costs more than normal but less than hard, and 125 lives

very hard
100 rounds, and stuff costs more than hard, and 75 lives

very hard extreme
115 rounds, 1 life, and towers cost more than very hard

extreme
200 rounds, 0.1 lives, no agents, and towers cost twice as much!

rewards
Note: rewards are on begineer

Very easy: 35 mm

medium hard: 125 mm and 2 tokens

very hard: 200 mm and 4 tokens

very hard extreme: 400 mm and 6 tokens

extreme: 1000 mm and 10 tokens