The Wager Agreement

"It does not count!" Harley screamed as he gnashed his teeth; below his body laid a weird hexagram, with an even amount of short tree branches and rocks. He was facing nobody, as well as speaking towards nobody.

In the next moment, Harley's body turned into a wisp of gas, then showing up on the opposing side, yelling, "Stop! Playing chess is like fighting a war! Are you allowed to redo a war if you lose?"

Another wisp of gas later, Harley returned to his original spot, "Don't act so serious, bro! Who doesn't make mistakes? Please give me a chance… please, give me a chance!"

Harley then once again returned to the opposing side, "Bro, I am not denying your chance of winning, but if you regret your moves and I follow suit, we won't finish the game for a hundred years."

After he spoke, Harley trotted back to his original spot again, sighing, "You are just too serious..."