Is Kethis, the Hidden Hand legal in Standard, Modern, and Commander?

Kethis, the Hidden Hand is legal in: Modern, Legacy, Vintage, Commander, Historic. It is banned in: Pioneer.

Kethis, the Hidden Hand

Q: What type of card is Kethis, the Hidden Hand?

Kethis, the Hidden Hand is a Legendary Creature — Elf Advisor. Its oracle text reads: "Legendary spells you cast cost {1} less to cast. Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard." *"The pen is mightier than the crown."* Power/Toughness: 3/4"

Legendary Creature — Elf Advisor

Legendary spells you cast cost less to cast.

Exile two legendary cards from your graveyard: Until end of turn, each legendary card in your graveyard gains "You may play this card from your graveyard."

*"The pen is mightier than the crown."*

Power/Toughness: 3/4

Set Core Set 2020

Rarity Mythic Rare

Mana Value 3

Artist Yongjae Choi

Collector # 211

Scryfall