Creature Page

Billeau

A large bubble-like creature that can contain Yoshi and other creatures.

Last updated: 2026-05-24

Underground Walkthrough Flower Checklist
Billeau guide artwork

Quick Summary

Chapter

Underground

Habitat

Billeau Habitat

Role

Purple bubble

Type

Creature

Main behavior

Billeau is the purple bubble for Billeau Habitat. Map enclosed loops before cleanup.

Book Description

Yoshi and a Crazee Dayzee inside a Billeau.

Discoveries to Test

  • Confirm the Billeau Habitat book entry by watching how Billeau behaves before leaving the area.
  • Yoshi and a Crazee Dayzee inside a Billeau.
  • Replay the habitat around this focus: Enclosed movement and combined creature use.

Related Smiley Flowers

  • Billeau Habitat cleanup route
  • Underground Smiley Flower checklist
  • Underground walkthrough cleanup route

Completion Notes

  • The page artwork uses the matching local 1200px WebP card image for Billeau.
  • Replace this draft route note with the exact in-game trigger once the book entry has been verified.
  • Check the chapter page, discovery list, and Smiley Flower checklist together before marking the creature complete.

Related Guides

Underground Walkthrough

Read the full Underground chapter route and habitat checklist.

Underground Smiley Flowers

Check the flower table for the chapter where this creature appears.

Discoveries Guide

Review discovery actions and hidden route tests.