Big Strength Gu

In Shang clan city, after Fang Yuan refines rank two defecate Gu, he takes out Big Strength Gu bought from a shop. It can increase a Gu Master’s strength for fifty breaths of time. ^{ch. 278}

Fusion into big strength defecate Gu

He fuses Big Strength Gu and defecate Gu and refines big strength defecate Gu. That product is rank three, looks similar to defecate Gu, and has the same purpose with an effect three times as strong, though it is much less popular than the rank two counterpart because it costs more food and can be misused. ^{ch. 278}