Tsuyu Asui, recognized as the hero Froppy, wields the Frog Quirk, endowing her with amphibious traits such as a 20-meter elastic tongue, adhesive fingertips for scaling surfaces, enhanced leaping and swimming prowess, adaptive camouflage, and skin secretions that mildly numb opponents. Her physiology accommodates unique survival mechanisms, including stomach regurgitation for purification and resilience to frigid environments. Growing up in a home where her parents’ demanding careers necessitated her caretaking role for younger siblings, she cultivated a composed, responsible demeanor early on. This maturity allowed her to juggle familial duties with academic rigor, securing her sixth-place ranking in class midterms. Forthright and rule-oriented, she initially resisted actions breaching hero protocols, such as the unsanctioned mission to rescue Bakugo, warning that disregarding guidelines blurred moral lines between heroes and villains. Her stance shifted during the Final War Arc, where she recognized ethical ambiguities and backed Ochaco Uraraka’s outreach to Himiko Toga, even if it meant sidestepping regulations. A tactically astute combatant, she demonstrated sharp critical thinking during crises like the U.S.J. Incident, where she pieced together ties between Midoriya and All Might’s Quirks, and the Joint Training Battle, where her strategic maneuvers proved vital. Though her Quirk leans toward utility over offense, she thrives in collaborative support roles, exemplified by synergizing Ochaco’s Zero Gravity to craft long-range attacks. While her specific involvement in *World Heroes’ Mission* remains undocumented, her overarching narrative traces a journey from rigid adherence to protocols toward adaptable heroism, merging principled duty with empathetic discernment.