You cannot add an emblem the moment you create a guild. You must first grow your influence and gather the necessary resources:
: Use colors that pop against each other. If your logo is dark, give it a 1-pixel light border so it remains visible against dark backgrounds.
When he woke, his phone buzzed with screenshots. The new emblem was live. At first, there was confusion. Then silence. Then a flood of messages:
: Purchase the "Guild Mark Registration" scroll from any Guild Manager NPC in towns.