The brain teaser System Puzzle is fantastic. Imagine you're an anti-virus program and plug the holes. Fill in the blanks by assembling the puzzle pieces and moving on to the next stage.
You can put yourself through your paces on one of four difficulty settings. Each stage contains 60 unique challenges. Here's the place to work up a sweat and revitalize your spirit!
As the game progresses, the difficulty will rise, but you can still win by collecting as many Diamonds as possible. Like this game? You might like SmileyWorld Bubble Shooter or Raid Heroes: Total War.
Matching blocks must be dragged from the bottom panel and dropped into the corresponding hole in the top panel.