Is Sun-Blessed Mount legal in Standard, Modern, and Commander?

Sun-Blessed Mount is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Sun-Blessed Mount

Q: What type of card is Sun-Blessed Mount?

Sun-Blessed Mount is a Creature — Dinosaur. Its oracle text reads: "When this creature enters, you may search your library and/or graveyard for a card named Huatli, Dinosaur Knight, reveal it, then put it into your hand. If you searched your library this way, shuffle. *When Huatli chooses a mount, its eyes glow with the flames of the sun.* Power/Toughness: 4/4"

Creature — Dinosaur

When this creature enters, you may search your library and/or graveyard for a card named Huatli, Dinosaur Knight, reveal it, then put it into your hand. If you searched your library this way, shuffle.

*When Huatli chooses a mount, its eyes glow with the flames of the sun.*

Power/Toughness: 4/4

Set Ixalan

Rarity Rare

Mana Value 5

Artist Joe Slucher

Collector # 288

Scryfall