The last time Leorio appeared in the manga is in chapter #359, during the preparations for the Dark Continent expedition.

However, there are always some characters missing out on screentime, and Leorio might be one of the best examples. Even though it was already confirmed that Leorio is part of the crew heading to ...

Emission users make up 24%, skilled in long-range attacks. Notable characters include Leorio and Meruem. Specialists are the ...