Sonic and the Black Knight (manga)

Sonic and the Black Knight is a manga released in Japan. It was released on March 12, 2009, the same day its game counterpart, Sonic and the Black Knight, came out in Japan.

Story
Like in the first part of the game, Merlina is being chased in the game by King Arthur. Arthur traps Merlina with a whole bunch of demons he summoned. Merlina, knowing she is trapped for good, summons Sonic from his world to save Merlina. Sonic, knowing how to defeat enemies, defeats the demons and counters King Arthur. He goes up to him, but Merlina pulls him back and transports Sonic and her away.

Later, in the Misty Lake, Merlina and Sonic find a sword on the stone. Sonic pulls the sword and it turns out to be Caliburn, a talking sword. Suddenly, King Arthur appears and Sonic goes up to King Arthur for a duel.