Syeonell (Demon)

The demon Syeonell appears in the grimoire The Book of Oberon

From The Book of Oberon, Joseph H. Peterson and Dan Harms edition:

Syeonell

Syeonell, magnus Comes, he appeareth like a fierce beare, & when the maister will, he appeareth like a child, & then he teacheth best all kinde of languages, & telleth where treasure is hid & hath under him 18 legions.

This demon later appears like the creature Child

Timeline of related events

1500

1577

Book of Oberon completed (lists this demon)