Merlin was a handheld electronic game first made by Parker Brothers in 1978.
Merlin's simple array of buttons and lights supported play of six different games, some of which could be played against the computer or against another person. Here is the list of games that could be selected:
1. Tic Tac Toe
2. Music Machine
3. Echo, a game similar to Simon
4. Blackjack 13
5. Magic Square, a pattern game similar to Lights Out
6. Mindbender, a game similar to Mastermind