A Viking moves your mouth with his hand to manipulate it. He sticks his hand into your mouth. With the Viking's hand in your mouth, he can make you look like you’re saying anything he wants.
The Viking is manipulating you so that he can manipulate the Shougun (しょう)! You and the Shougun have grown pretty close over the last year or so, and this Viking is going to take advantage!
Currently there are no similar looking kanji which exist in the WaniKani learning system