Young Gru tries to join the Vicious 6 in the 1970s when they overthrow their commander, the great fighter Wild Knuckles. 

Young Gru tries to join the Vicious 6 in the 1970s when they overthrow their commander, the great fighter Wild Knuckles. 

Young Gru tries to join the Vicious 6 in the 1970s when they overthrow their commander, the great fighter Wild Knuckles. 

Young Gru tries to join the Vicious 6 in the 1970s when they overthrow their commander, the great fighter Wild Knuckles.