My brother and I had some ideas for what's under Jevil's hat (drawn by me) (more in comments) : r/Deltarune
1 Sets of Jevil Cosplay Costume, Wig, Props and Accessories - CosplayFU.com
Evil hat set Royalty Free Vector Image - VectorStock
Well, I now know what Jevil looks like without his hat : r/Deltarune
Jevil But His Hat Keeps On Getting Bigger : r/Deltarune
Jevil Cosplay WIP part 3 “the jesters hat” | Deltarune. Amino
Pixel Jevil Deltarune" Cap for Sale by nullpoint | Redbubble
Jevil (w/o hat) by Bklebold on DeviantArt
Jevil Without His Hat by Lunbbles on DeviantArt
Jevil Hat Accessory from Deltarune - CosplayFU.co.uk
Jevil's Hat - Roblox
Deltarune | Jevil | Character design, Undertale, A hat in time
Jevil Hat Accessory from Deltarune - CosplayFU.com
Jevil | Deltarune Wiki | Fandom
Deltarune Jevil Gifts & Merchandise for Sale | Redbubble
Amazon.com: Evil Hat Productions Fate Core Dice: Winter Knight : Toys & Games
Evil Hat Guy - Cartoon - Sticker | TeePublic
Mens Top Hat - The Leather Marlow w/ lil Evil Hat Band – American Hat Makers
Evil Hat Productions (@EvilHatOfficial) / X
Deltarune Jevil Gifts & Merchandise for Sale | Redbubble
Ask Jevil #2 | Deltarune. Amino
Jevil Hat - Etsy
Trying to fight the Jevil in Deltarune while wearing a Jevil hat - YouTube
Homepage - Evil Hat Productions
What is under Jevil's hat? by LeoLevahn on DeviantArt
Jevil Hat - Etsy
