Like that Pepper Thorne song says: "Broken hearts make great pickaxes."
Brokenheart Slicer is an Uncommon Pickaxe purchaseable in the Fortnite Item Shop for 500 V-Bucks. It was first available on 10/21/2021 and last for sale 326 days ago (11/01/2022). It has been in the Item Shop 20 times.