Robin

Robin, the Trapper is a traveler NPC that can be found somewhere in the Endless Forest. Their detailed info can be found under Traveler Gifts in the journal menu.

This traveler can be found in the Grand Library after all their gifts have been collected.

Book
Book 16 "The Lightning Mages" can be obtained from this traveler. Books can be found at the Grand Library.

"The Lightning Mages are a group of powerful magic users who seek to uncover the secrets within the Endless Forest, and to destroy the Dark Trees. A common offensive tactic they employ is to drop bottled lightning onto highly corrupted areas while riding their trusty Whirlybugs. Only the most talented and diligent mages can become a Lightning Mage, for it is a very dangerous job."

Version History
The following is the recorded version history.
 * v1.01: + Fixed travelers not spawning in marketplace when placed on bridge/pier tiles
 * v0.96: + Added Robin the Trapper (New Traveler)