The last tank fight

A 2D tank battle from a top corner. The game has 30 levels. There are six boss battle levels, and some strange mechanic levels and story levels. You can choose 3 combinations of 5 active skill parts and 4 passive skill parts to complete the battle before each level. When passive parts reach a certain number, new features will be generated. Active accessories include stealth, shields, rapid fire, bombs, and mines.