(First of the Isekai Quartet X series) After teenage Stanley Ipkiss had died, he was sent to a fantasy world to fight the Demon King. In accordance to the rules, he was allowed to bring one item. Unfortunately, he chose a mask that completely changed his personality. In order to survive, he must work with a party of crazy and/or useless members lead by another reincarnated person.
Crossover - The Mask & KonoSuba: God's Blessing on This Wonderful World - Rated: T - English - Humor/Fantasy - Chapters: 4 - Words: 7,280 - Reviews: 20 - Favs: 115 - Follows: 116 - Updated: 5/8/2021 - Published: 3/11/2020 - Stanley I./The Mask, Aqua, Darkness, Kazuma S.