当Mathayus由一个值得信任的同伙出卖，他必需封送他所有的实力，克服一个桀黠壮大的对手。他的对手会不择手段地解开一个登峰造极的上古魔力。

Followed by the conclusion from before, many more affairs ensue within the land of Mewni and in the world of those influenced.

Season 3　　1. The Tales of the Seven Keys　　2. Heroes and Morons　　3. The Losses of Magic　　4. Be the Penny　　5. A Life in the Day　　6. Do You Like Teeth?　　7. Poached Eggs　　8. Six Short Stories About Magic　　9. All That Josh　　10. The Art of…