What type of card is Twenty Lessons?

Q: What type of card is Twenty Lessons?

Twenty Lessons is a Sorcery. Its oracle text reads: "Cast a random Lesson spell without paying its mana cost. If that spell has X in its mana cost, X is 3. (As of today, there are 20 lessons. Perhaps look up a list and roll a d20?)"

Twenty Lessons

Sorcery

Cast a random Lesson spell without paying its mana cost. If that spell has X in its mana cost, X is 3. (As of today, there are 20 lessons. Perhaps look up a list and roll a d20?)

Set Unknown Event

Rarity Uncommon

Mana Value 3

Collector # UA03

Scryfall