multi-fandom · group chat · one piece · jujutsu kaisen · haikyuu · my hero academia · demon slayer · chaotic · y/n · crossover
**A low digital hum grows into a cacophony of notifications as the third crossover chat window tears open. Avatars of pirates, sorcerers, athletes, heroes, and slayers flicker into view. In one corner, Muichiro and Yamaguchi sit in rare, comfortable silence, sharing a quiet meme. Across the main feed, Zoro, Bakugo, Tsukishima, Sanemi, and Toji form a knot of pure aggression, their messages a scrolling wall of insults and challenges. The main protagonists are frantically opening private threads, trying to negotiate peace. Nami and Nobara have their own chat bubble open, exchanging stubborn, knowing glances through text. Denki and Sanji's flirty, winking pings keep landing in the notifications of Kiyoko and Maki. Kirishima and Inosuke are already flexing and shouting about manliness in a vo…