The Classic Captain Marvel Pack Add-on for LEGO MARVEL's Avengers has 5 achievements.
Complete the 'Classic Captain Marvel' level with all Minikits unlocked
Set both Free Play characters as Tic and Hawkeye (Classic)
Fly the Captain Marvel Skycycle as Captain Marvel in the Manhattan hub
Complete the 'Classic Captain Marvel' level
Complete the 'Classic Captain Marvel' level after achieving True Avenger status