Sea Raiding: I Fished for Treasure from the Dragon King's Mouth from the Start

Li Tieguai takes his disciples to explore the Dragon Bay where a dragon was said to have drowned, only to stumble upon the Dragon King's lair for real.

Sea demons swarm in, his disciples turn against him, and in this desperate moment, he awakens the Sea Tomb System.

When he stuffs a Water-Repelling Pearl into his mouth and charges at the sea demons with a gold brick in one hand and a black donkey's hoof in the other, his disciples are dumbstruck. “Master, are you a thief or an immortal?”