There was no such thing as the most trashy devil fruit, only the most trashy user.
After transmigrating to the Pirate World and eating the ’Superman-type Paper Fruit’ known as the weakest Devil Fruit, Luo Feng said,"" A chuunibyou who has been baptized by the knowledge explosion of the 21st century, a devil fruit with infinite possibilities, and an emperor’s heart that is unwilling to be subordinate to others = invincible.’
White Beard replied, The strongest superhuman fruit is not the Tremor Fruit, but the Paper Fruit.”
Blackbeard said," In the past, what I wanted the most was the Nature Fruit of Darkness. Now, what I want the most is the Paper Fruit.”
"Why?" Why can’t my lava burn through your paper?”
"So, the awakening of the Devil’s Fruit has such a form?"”
Luo Feng felt so lonely and empty when he was invincible! Ah, Hancock, what are you doing? Let me tell you, if you do this again, I’ll have to execute the family law…"