A normal Croagunk (without the hat) can be evolved into Toxicroak using 50 Croagunk Candy. There's no special trick to this evolution. You simply need to collect the 50 Candy and press the “Evolve” button on Croagunk's page to evolve it.06-Oct-2020,
Once you have the Croagunk, the actual process of evolving them is straightforward. There is no item needed to perform the evolution, and getting Croagunk to a Toxicroak only takes getting the Pokémon to a certain level. In this case, it is Level 37.25-Jan-2022
Toxicroak (Japanese: ドクロッグ Dokurog) is a dual-type Poison/Fighting Pokémon introduced in Generation IV. It evolves from Croagunk starting at level 37.
Evolving Croagunk Into Toxicroak in Pokemon Sword and ShieldnnWith a Croagunk safely in your possession, all you need to do to evolve it into Toxicroak is level it up to Lv. 37. Once it reaches level 37, Croagunk will automatically evolve itself into Toxicroak.02-Dec-2019