Is Korvold, Gleeful Glutton legal in Standard, Modern, and Commander?

Korvold, Gleeful Glutton is legal in: Legacy, Vintage, Commander.

Korvold, Gleeful Glutton

Q: What type of card is Korvold, Gleeful Glutton?

Korvold, Gleeful Glutton is a Legendary Creature — Dragon Noble. Its oracle text reads: "This spell costs {1} less to cast for each card type among permanents you've sacrificed this turn. Flying, trample, haste Whenever Korvold deals combat damage to a player, put X +1/+1 counters on Korvold and draw X cards, where X is the number of permanent types among cards in your graveyard."

Legendary Creature — Dragon Noble

This spell costs less to cast for each card type among permanents you've sacrificed this turn.

Flying, trample, haste

Whenever Korvold deals combat damage to a player, put X +1/+1 counters on Korvold and draw X cards, where X is the number of permanent types among cards in your graveyard.

Set Wilds of Eldraine Commander

Rarity Mythic Rare

Mana Value 8

Artist Francisco Miyara

Collector # 26

Scryfall Gatherer