Deep Reef Game OnlineDeep Reef is a free game online at Infofully. If you like to play a matching game, you can enjoy this game. To win this game, on each level you need to solve the puzzle by making a set of 3 images with the same characters. Slide the Fish blocks and make all the blocks yellow by matching. Solve the puzzle in the given time. This game will go to the category 11 Year Old Games. Play this game in mute mode. Game Controls: Slide the Tiles with the mouse. Click, hold and drag the mouse to slide blocks.