Toxic Icetroids 

Survival Ship Vs. Space-Rock game, complete with shields and 1 power-up and power-down

Backstory:

Some alien invasion (not yet spoken of) has begun and you have to fight off as many of the icetroids they have hurdler at you in hyperspace as you can- you must survive as long as possible so your people can complete the evacuation!

Traits: 

infinitely playable.

Break the bricks 

A charming little game that continues to remain playable.

Traits: mini-game re-playable level 1

Warzone Gathering

Click to gather the food and don't step(click) on the randomly-moving minefield. 

Backstory:

That tricky food is bouncing all around trying to kill itself off before you can get to it- catch it or you wont get all the points.

Traits: 

Semi-infinitely playable. Casual... sort of...