The Strongest Sage with the Weakest Crest manga volume 29 features story by Shinkoshoto and art by Liver Jam & Popo (Friendly Land).

Matty's test run with his new transcendent sword intensifies when he gets accosted by a bandit wielding transcendent arts. Upon defeating the bandit, he receives word that criminals in the capital's prison have begun turning into demons! Matthias and his party race over and put down the new demon threat, but as Matty ponders how to search for whoever is pulling the strings, he unexpectedly encounters an entity who can answer his questions about the space monsters!