Good concept, but it's poorly balanced. It'll reach a point where you'll lose more bubbles than you'll be gaining, making it impossible to progress. Don't even get the started on the Laser Bubbles that leech on your tank. They're OP
Good old days.
I remember playing for hours whit this.
This was the shit back in the day. 5/5.
boss is too OP...............
I like it, but gets a little too difficult towards the end