Is Sekki, Seasons' Guide legal in Standard, Modern, and Commander?

Sekki, Seasons' Guide is legal in: Modern, Legacy, Vintage, Commander.

Sekki, Seasons' Guide

Q: What type of card is Sekki, Seasons' Guide?

Sekki, Seasons' Guide is a Legendary Creature — Spirit. Its oracle text reads: "Sekki enters with eight +1/+1 counters on it. If damage would be dealt to Sekki, prevent that damage, remove that many +1/+1 counters from Sekki, and create that many 1/1 colorless Spirit creature tokens. Sacrifice eight Spirits: Return this card from your graveyard to the battlefield. Power/Toughness: 0/0"

Legendary Creature — Spirit

Sekki enters with eight +1/+1 counters on it.

If damage would be dealt to Sekki, prevent that damage, remove that many +1/+1 counters from Sekki, and create that many 1/1 colorless Spirit creature tokens.

Sacrifice eight Spirits: Return this card from your graveyard to the battlefield.

Power/Toughness: 0/0

Set Saviors of Kamigawa

Rarity Rare

Mana Value 8

Artist Kev Walker

Collector # 148

Scryfall