Gustave

Gustave is an NPC in the Spruce Woods at who gives you the Woods Race quest.

Woods Race
The Woods Race is a quest in which the player must beat the race within various times to receive various rewards like a Polished Pebble, Hunter Knife, Wolf's Paw and Silky Lichen.

Trivia

 * Gustave's skin resembles to a Gustave crocodile.