NOTHING is more frustrating then when it tells you to make a certain number of a certain combo, and when the armor and gun are both active, it decides to suddenly drop one down to make room for another that has become available and now you have to wait another cycle.
 "Robot Clashes"){kind=icon}
 "IntoSpace!"){kind=icon}
 "Monster Slayers"){kind=icon}
 "Vertical Drop Heroes"){kind=icon}
 "Solipskier"){kind=icon}