What type of card is Fludge, Gunk Guardian?

Q: What type of card is Fludge, Gunk Guardian?

Fludge, Gunk Guardian is a Legendary Creature — Slug Ooze. Its oracle text reads: "Whenever Fludge, Gunk Guardian or another Slug, Ooze, Fungus, or Mutant enters the battlefield under your control, each opponent shuffles three Gunk cards into their library. (Gunk is a colorless sorcery card with no mana cost that has cycling {4}.)"

Fludge, Gunk Guardian

Legendary Creature — Slug Ooze

Whenever Fludge, Gunk Guardian or another Slug, Ooze, Fungus, or Mutant enters the battlefield under your control, each opponent shuffles three Gunk cards into their library. (Gunk is a colorless sorcery card with no mana cost that has cycling .)