The Strongest Useless Young Master

"This pill can cure any poison, you know." Su Mo tosses a piece of stinky tofu into the pill furnace, and seven-colored flames suddenly rise from its lid. Song Tianao doesn't believe him and swallows the "Hundred Poisons Powder" he made himself. Who would have guessed the poison would backfire, leaving his face swollen like a pig's head? Su Mo leisurely hands him a "Stinky Tofu Pill." "Ten top-grade spirit stones. No credit." Pinching his nose, Song Tianao swallows it, and the poison immediately clears. But he is so furious he nearly smashes the furnace. "What kind of pill looks like stinky tofu?" Su Mo pulls out a little notebook. "Today's inspiration: durian pills, luosifen pills..."