Clunky has never seen the sunset hiding behind the mountain, but it's too high to climb.
Help him make his way through the tunnel where great dangers lingers...

Breakthrough is a fast paced roguelike-shooter with high-risk high-rewards mechanics.
With a very high difficulty, it is designed for thoses seeking a great challenge.

You will loot plenty of items and projectiles and there is always action to take to balance out the occasional bad luck.
Gambling your items for better ones, buying stuff at the shop, and rigourously upgrading your spells, will help you create the perfect build to overcome the hurdle.