Is Ruthless Radrat legal in Standard, Modern, and Commander?

Ruthless Radrat is legal in: Legacy, Vintage, Commander.

Ruthless Radrat

Q: What type of card is Ruthless Radrat?

Ruthless Radrat is a Creature — Rat Mutant. Its oracle text reads: "Squad—Exile four cards from your graveyard. (As an additional cost to cast this spell, you may pay its squad cost any number of times. When this creature enters, create that many tokens that are copies of it.) Menace (This creature can't be blocked except by two or more creatures.) *They'll make you miss the mole rats.* Power/Toughness: 2/2"

Creature — Rat Mutant

Squad—Exile four cards from your graveyard. (As an additional cost to cast this spell, you may pay its squad cost any number of times. When this creature enters, create that many tokens that are copies of it.)

Menace (This creature can't be blocked except by two or more creatures.)

*They'll make you miss the mole rats.*

Power/Toughness: 2/2

Set Fallout

Rarity Uncommon

Mana Value 3

Artist Bruno Biazotto

Collector # 48

Scryfall