Flowey staged the first soul rebellion : r/Undertale

Toby IS making another Game about Gaster.

Underlore

Shield tale Flowey by bryony6210 -- Fur Affinity [dot] net

The Rainbow Souls

Undertale Text Strings ― Perchance Generator

Cutscene Boss - TV Tropes

How did Asgore collect the other human souls, even if they had save files (we see that in the photoshop flowey fight) : r/Undertale

Frisk and Flowey, the kingdom's Royal Hunters! Undertale AU plus backstory in comments! (Drawn by Killb94) : r/Undertale

Wiki Flowey: Put to rest. A Wiki Sans Take. (The 4th Hellspawntale Anniversary Special release) : r/Undertale

Gold Flower Patch — @nochocolate made a theory post about body/soul

Flowey staged the first soul rebellion : r/Undertale

Underlore

What is your favorite Undertale AU and why? - Quora

Twilightner-Eveningstar of Deltarune — Flowey, Bowser Jr, Sage & Chara's Drawings Of

Steam Workshop::Stuff that MrShebaba thought was cool so he subscribed to it