Is Tivash, Gloom Summoner legal in Standard, Modern, and Commander?

Tivash, Gloom Summoner is legal in: Legacy, Vintage, Commander.

Tivash, Gloom Summoner

Q: What type of card is Tivash, Gloom Summoner?

Tivash, Gloom Summoner is a Legendary Creature — Human Warlock. Its oracle text reads: "Lifelink At the beginning of your end step, if you gained life this turn, you may pay X life, where X is the amount of life you gained this turn. If you do, create an X/X black Demon creature token with flying."

Legendary Creature — Human Warlock

Lifelink

At the beginning of your end step, if you gained life this turn, you may pay X life, where X is the amount of life you gained this turn. If you do, create an X/X black Demon creature token with flying.

Set Commander 2021

Rarity Rare

Mana Value 5

Artist Kieran Yanner

Collector # 45

Scryfall Gatherer