Two Kinds of Toby Fox characters by wewo707 on DeviantArt

Toby, Stephen Wiki

Toby Fox, Undertale Wiki

Finale – Toby Fox -undertale Sheet music for Trombone, Euphonium, Tuba, Flute piccolo & more instruments (Concert Band)

Moon Designer Credits Toby Fox With Motivating Western Release

Not undertale related, but apparently Toby Fox was the composer for the new Pokémon game : r/Undertale

Toby Fox To Write For Famitsu Column Series, Taking Over From Masahiro Sakurai – NintendoSoup

Toby Fox – Medium

Toby Fox Net worth, Fox, Actors

Undertale's Toby Fox composed the music for newest Japanese commercial for Pocari Sweat

Toby Fox by TsaoShin on DeviantArt