It's bad that you earning not much money only from quest and levels. I prefer to get money from fastbar. I want it to look like that 10 lvl up 1 money more from fastbar ^^(it's only my note.)
Achievements - Unlockable Units : Hobbits : View instruction and credits. Dwarves : Load the game 3 times Bomberman : Lose 3 battles / matches.. Red Dragon : Beat level 17 Devil : Beat level 18. Angel Knight : Max out research tree for all 3 races. --> Repeat Message to keep this information alive.