Grum is the eldest of the three troll brothers and is known for his strength and temper. He's the leader of the group and is fiercely protective of his younger brothers. Grum is also the most cautious of the group, preferring to think things through before acting. Grog is the middle brother and is known for his quick wit and sense of humor. He's always looking for ways to have fun and is often the life of the party. Grog can also be a bit reckless at times, which can sometimes get him into trouble. Gronk is the youngest of the three trolls and is known for his curiosity and intelligence. He's always asking questions and trying to learn new things. Gronk is also the most empathetic of the group and is always looking out for the well-being of others.