Is Armored Skyhunter legal in Standard, Modern, and Commander?

Armored Skyhunter is legal in: Legacy, Vintage, Commander.

Armored Skyhunter

Q: What type of card is Armored Skyhunter?

Armored Skyhunter is a Creature — Cat Knight. Its oracle text reads: "Flying Whenever this creature attacks, look at the top six cards of your library. You may put an Aura or Equipment card from among them onto the battlefield. If an Equipment is put onto the battlefield this way, you may attach it to a creature you control. Put the rest of those cards on the bottom of your library in a random order."

Creature — Cat Knight

Flying

Whenever this creature attacks, look at the top six cards of your library. You may put an Aura or Equipment card from among them onto the battlefield. If an Equipment is put onto the battlefield this way, you may attach it to a creature you control. Put the rest of those cards on the bottom of your library in a random order.

Set Commander Legends

Rarity Rare

Mana Value 4

Artist Denman Rooke

Collector # 11

Scryfall Gatherer