Qubes

Levels built by randomly spawning rectangles. Difficulty still increases up to level when it's impossible to go through.
You need to buy new skills and force your way through.
You can increase your skill level infinitely.

We're going to add infinite number of levels soon.

Music used:
Superepic by Alexander Nakarada | https://www.serpentsoundstudios.com
Music promoted by https://www.chosic.com
Attribution 4.0 International (CC BY 4.0)
https://creativecommons.org/licenses/by/4.0/

Dragon Slayer by 魔界Symphony | https://soundcloud.com/makai-symphony
Music promoted by https://www.chosic.com
Creative Commons Attribution-ShareAlike 3.0 Unported
https://creativecommons.org/licenses/by-sa/3.0/deed.en_US

Brazilian Street Fight by Punch Deck | https://soundcloud.com/punch-deck
Music promoted by https://www.chosic.com
Creative Commons Attribution 3.0 Unported License
https://creativecommons.org/licenses/by/3.0/deed.en_US

Chase by Alexander Nakarada | https://www.serpentsoundstudios.com
Music promoted by https://www.chosic.com
Attribution 4.0 International (CC BY 4.0)
https://creativecommons.org/licenses/by/4.0/