It is unlocked after beating the Sky O' Love challenge on at least Insane difficulty.
Similar Costume Rewards
These are other costume rewards for completing the Sky O' Love on other difficulties.
- Easy - Cupidette Costume (Initiate)
- Medium - Cupid Costume (Monk)
- Hard - Queen of Hearts Costume (Countess)
Completing the challenge at least Medium difficulty will also unlock the costumes from lower difficulty levels. Costumes will be unlocked for the player's account regardless of the hero class used.