They are one of three exclusive companions available in Halloween 2016 Event, along with the Ciralak and Chead. They can only be obtained during the two weeks of the event (19th October - 2nd November 2016). If purchased from the shop, they cannot be sold on the market.
Available in the Halloween Companion Store for 250 Gold
Found via exploration at Pumpkin Alley location (Halloween Map).
Can be purchased on the market.
The correct bait is required to successfully capture one (see below).
Food & Bait
They eat Terrifying Sweet's (18 Maana). Their bait is Radioactive Silk which can be purchased in the shop for (300 Maana/50 Gold). The bait can be found at the Village of the Damned or Demonic Altar locations on the Halloween Map.
Energy & Hatching
They take 90 minutes to hatch.
A baby Spadel has 90 energy which increases to 110 as an adult.