Humpback Blackdevil
Melanocetus johnsonii
- Least concern
- Card rarity: Common
- Fish

The humpback anglerfish is a species of black seadevil in the family of Melanocetidae, which means "black sea monster". The species is named after James Yate Johnson, an English naturalist who discovered the first specimen in Madeira in 1863. The common names include anglerfish, viperfish, and fangtoothfish.
Classification
- Class
- Actinopterygii
- Order
- Lophiiformes
- Family
- Melanocetidae
- Genus
- Melanocetus