Complex sentence: Subsequent minority heroes, such as the X-Men's Storm (the first African-born female superhero) and the Teen Titans' Cyborg avoided such conventions; they were both part of ensemble teams, which became increasingly diverse in subsequent years.
Split into simpler sentences: Subsequent minority heroes, such as the X-Men's Storm (the first African-born female superhero) and the Teen Titans' Cyborg avoided such conventions. Storm and Cyborg were both part of superhero teams, which became increasingly diverse in subsequent years.