Step 1: You should always try to get every combo coin
Step 2: Always try to full combo every level since if you drop your combo at anytime you will probably lose
Step 3: Make sure you spam super reflex since its super op and you can save lots of ammo making it easier
Step 4: Find which weapons are the best for each enemy
Step 5: Always try to do high value tricks (the ones with 2 directions)
Step 6: Keep playing levels over and over again because you'll soon get really good and beat levels easier