Snoopy's Magic Show, also known as Snoopy: Magic Show, is an Action puzzle video game based on the Snoopy cartoon characters licensed from Peanuts. It was developed and published by Kemco, which was released for the Game Boy in 1990.
The player controls Snoopy who has to save four Woodstocks by dodging bouncing balls, pushing blocks, using warp zones and power-ups. There are 120 levels and it uses passwords. In the multiplayer mode, one player is Spike while the other is Snoopy.
Source: Wikipedia, "Snoopy's Magic Show", available under the CC-BY-SA License.