Is Expedition Lookout legal in Standard, Modern, and Commander?

Expedition Lookout is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Expedition Lookout

Q: What type of card is Expedition Lookout?

Expedition Lookout is a Creature — Merfolk Rogue. Its oracle text reads: "Defender As long as an opponent has eight or more cards in their graveyard, this creature can attack as though it didn't have defender and it can't be blocked."

Creature — Merfolk Rogue

Defender

As long as an opponent has eight or more cards in their graveyard, this creature can attack as though it didn't have defender and it can't be blocked.

Set March of the Machine

Rarity Common

Mana Value 2

Artist Johan Grenier

Collector # 56

Scryfall Gatherer