Emile met a boy and his parents. The boy was having nightmares which could only be cured with a Lunar Wing. Emile traveled to Fullmoon Island and met Cresselia. Cresselia fled but left a Lunar Wing behind. Emile encountered Cresselia in Route 203. Emile simply threw a Master Ball and caught her.
- Aurora Beam
- Future Sight
- Cresselia is the fifth Roaming Legendary caught by Emile in Platinum.