Confirmed:
Guernica is described in his Vivrecard as the strongest special agent in the WORLD, so the Vivrecard confirms that Guernica is indeed stronger than Lucci and co.
The text:
"Becomes the "sword" and "shield" of the Celestial Dragons.
**World's Strongest**
**Special Agent**
The world's strongest special agent!!
**Intelligence Agency**
The intelligence agency of the World Government.
**Highest Rank of CP**
Agent of the highest rank "CPO"."
