Nightshade Puzzle Game - Version 1.1.3 Nightshade Puzzle Game is a fun picture puzzle game with three levels of difficulty you can choose from. In this Nightshade Puzzle Game, you must swap and arrange the square tiles to complete the scene. Decode the instructions to fill in squares and you make a pretty carnation picture! Test your abilities by playing a cool Nightshade puzzle game. Thistle is the common name of a group of flowering plants characterized by leaves with sharp prickles on the margins. Thistle has a distinctive spiny snowflake-shaped bloom with a cone center. The carnation flower enjoys wide popularity due to its philosophical significance. Download Nightshade Puzzle Game for free.