Shikkakumon no Saikyo Kenja: Sekai Saikyo no Kenja ga sarani Tsuyokunaru Tame ni Tensei Shimashita 3 (Gangan Comics UP!)

[Machine Translation] Aim for the No. 1 in the world! The No. 1 in Another World! Another world battle fantasy of the strongest sage! Matthias, who was once called a "sage", is reborn in the future to gain even more power. He obtains a crest that is ideal for magical combat, but in the future, where magical theory has degenerated, the crest is called a "disqualification crest" and is despised.... Matthias defeats a demon tribe that pretends to be a student at the school's interscholastic tournament. This leads the demons to plot an invasion of the royal capital. Matthias, once known as the "Sage," demonstrates his ability to fight the invasion of the demons. Novelist Naro" is now available! A very popular otherworldly "crest" fantasy! Includes a short story newly written by the original author!

目指せ！異世界No．1！最強賢者の異世界バトルファンタジー！かつて【賢者】とよばれたマティアスは、さらなる力を得るため未来へ転生。魔法戦闘に最適な紋章を手に入れるが、魔法理論が退化した未来では、その紋章は「失格紋」と呼ばれ蔑まれていた…。学園対抗戦に生徒のふりをして紛れ込んでいた魔族を倒すマティアス。それをきっかけに魔族たちは王都への侵略を企図する。マティアスは、かつて【賢者】と呼ばれた実力を発揮し魔族の侵攻に対抗する。「小説家になろう」発！　超人気異世界「紋章」ファンタジー！！原作者書き下ろしショートストーリーも収録！