Glimmer is a Phosphoro Slug who belongs to Eli Shane. He was first seen in the episode "The Journey Home", along with Suds to battle Munch. Glimmer reappears in "It Comes By Night" when he's used against the High Plains Monster.
- Protoform Abilities - Flashlight/lantern.
- Arcalyte - Explodes in mid-air in a shower of sparks.
- Flashbang - Blinding flash of light to stun and temporarily blind an opponent.
- Supernova: "Glimmer"+"Burpy" - The slugs spin, while the Phosphoro starts lighting up, the Infurnus boosts the light.