Is Sharp-Eyed Rookie legal in Standard, Modern, and Commander?

Sharp-Eyed Rookie is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Sharp-Eyed Rookie

Q: What type of card is Sharp-Eyed Rookie?

Sharp-Eyed Rookie is a Creature — Human Detective. Its oracle text reads: "Vigilance Whenever a creature you control enters, if its power is greater than this creature's power or its toughness is greater than this creature's toughness, put a +1/+1 counter on this creature and investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Power/Toughness: 2/2"

Creature — Human Detective

Vigilance

Whenever a creature you control enters, if its power is greater than this creature's power or its toughness is greater than this creature's toughness, put a +1/+1 counter on this creature and investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")