Too easy. Once you have enough Attraction upgrades you'll pull everything towards you, which Hearts and Nukes keeps you alive and killing things without doing anything.
Lacking backgrounds and borderless fields made me think "movement NOT working?!" in first few runs. And backgrounds hurt my eyes.
It needs mute button. music gets repetitive later on.
 "Zombie Madness"){kind=icon}
 "Fairway Solitaire"){kind=icon}
 "Cat Stretch"){kind=icon}
 "Defender's Quest (lengthy!) Demo"){kind=icon}
 "Vector Boom"){kind=icon}
 "Coinbox Hero"){kind=icon}
Yes, they do. Everything stacks.