Krazgutt the Indigested

Krazgutt the Indigested
Krazgutt was once a common goblin chieftain, notable only for a particularly cruel streak and an iron stomach. That changed when he plunged into the heart of the Indigo Cataracts, seeking a weapon to break the stalemate with the human kingdoms. He did not find a blade; he found the "Blood of the Earth." While others dissolved into blue slurry, Krazgutt’s unique biology—a mutation of the ancient parasitic bile of his ancestors—bonded with the mucilage. He emerged transformed: a bloated, translucent titan of a goblin, his veins pulsing with cerulean light and his mind expanded to a terrifying, cold lucidity.
Now, Krazgutt sits upon a throne of calcified sphincters within the Gastric Caverns of Oramu. He is the undisputed Prophet-Warlord of the Viscous Brotherhood. His form is a shifting, gelatinous mass; his lower half has sloughed away into a heavy, sentient sludge that allows him to merge with the very walls of the dungeon. He views his fellow goblins not as subjects, but as catalytic vessels. Under his rule, the Brotherhood has moved from tribal skirmishing to industrial-scale alchemical warfare, harvesting the "Indigo Tears" of the cataracts to prepare for a continental dissolution. He speaks in a wet, reverberating gurgle, his every word punctuated by the rhythmic, sickly thrumming of the titan’s awakening heart.
Secret Motivation: Krazgutt believes he is the master of the mucilage and the architect of a new goblin empire. However, his "hyper-intelligence" is a psychic feedback loop from the dormant titan, Oramu. Krazgutt is not the conqueror; he is the biological "stomach ache" of the earth. His obsession with liquefying the borderlands is actually the titan's ancient instinct to pre-digest the surface world. Krazgutt is slowly being hollowed out; his personality is a thin veneer over Oramu’s hunger, and he is unknowingly preparing his own body to be the final "ignition key" that will sacrifice his entire race to fully awaken their fossilized god.
Adventure Hook: The party is hired by a panicked Alchemists' Guild after a "diplomatic envoy" from the Viscous Brotherhood arrived at the city gates. The envoy was a Bile-Gorged Cerulean Goblin who didn't speak, but instead vomited a pulsating, semi-sentient blob of azure slime onto the cobblestones before exploding. This slime hardened into a translucent "scroll" containing a map and a direct invitation written in glowing, acidic script. The message is addressed specifically to the party, claiming that Krazgutt has "tasted their lineage in the groundwater" and invites them to the Gastric Caverns to witness the "Great Liquefaction" firsthand—promising that they, among all surface-dwellers, deserve the honor of being the first to be "absorbed."