Is Orochi Soul-Reaver legal in Standard, Modern, and Commander?

Orochi Soul-Reaver is legal in: Legacy, Vintage, Commander.

Orochi Soul-Reaver

Q: What type of card is Orochi Soul-Reaver?

Orochi Soul-Reaver is a Creature — Snake Ninja Rogue. Its oracle text reads: "Ninjutsu {3}{B} ({3}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever one or more creatures you control deal combat damage to a player, create a Treasure token and manifest the top card of that player's library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)"

Creature — Snake Ninja Rogue

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever one or more creatures you control deal combat damage to a player, create a Treasure token and manifest the top card of that player's library. (Put it onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Set Outlaws of Thunder Junction Commander

Rarity Rare

Mana Value 6

Artist Bram Sels

Collector # 22

Scryfall Gatherer