Is Sand Scout legal in Standard, Modern, and Commander?

Sand Scout is legal in: Legacy, Vintage, Commander.

Sand Scout

Q: What type of card is Sand Scout?

Sand Scout is a Creature — Human Scout. Its oracle text reads: "When this creature enters, if an opponent controls more lands than you, search your library for a Desert card, put it onto the battlefield tapped, then shuffle. Whenever one or more land cards are put into your graveyard from anywhere, create a 1/1 red, green, and white Sand Warrior creature token. This ability triggers only once each turn."

Creature — Human Scout

When this creature enters, if an opponent controls more lands than you, search your library for a Desert card, put it onto the battlefield tapped, then shuffle.

Whenever one or more land cards are put into your graveyard from anywhere, create a 1/1 red, green, and white Sand Warrior creature token. This ability triggers only once each turn.

Set Outlaws of Thunder Junction Commander

Rarity Rare

Mana Value 2

Artist Olena Richards

Collector # 11

Scryfall Gatherer