Build up the rewinder
upgrade first. It will allow you to collect more coins at the end of
each level to buy the other upgrades with.
Study where the colors are
on the fixed puzzles (control parts) as the level starts, and try to
shoot as many as you can when you get a window of opportunity, while
moving waves aren't in your way.
Do prioritize the fixed
puzzle/control parts over the moving waves unless the waves are nearing
the exit.
Glance at the receding bar
at the bottom of the screen. It lets you know when the next wave will
come out.
Please
select the first letter of the game's title below. If the word
"The" appears at the start of a title, ignore it and search for
the second word in the title:
