There are eight possible evolutions which are:

Twingersnaps (evolves from Syurpent)
Fourheads (evolves from Twingersnap)
Candary (evolves from Spearowmint)
Redhott (evolves from Taffly)
Lackatoad (evolves from Lickatoad)
Zumbug (evolves from Horstacio)
Salamago (evolves from Newtgat)
Juciygoose (evolves from Quackberry)