Complex sentence: Malkin and her minions then proceed to attack the attack the city to avenge Urag, Mam revealing her presence known when she kills one of Malkin's allies after sending her husband and her daughter to safety.
Split into simpler sentences: Malkin and her minions then proceed to attack the city to avenge Urag. Mam reveals her presence when she kills one of Malkin's allies after sending her husband and her daughter to safety.