Is Rowdy Snowballers legal in Standard, Modern, and Commander?

Rowdy Snowballers is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Rowdy Snowballers

Q: What type of card is Rowdy Snowballers?

Rowdy Snowballers is a Creature — Human Peasant Ally. Its oracle text reads: "When this creature enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)"

Creature — Human Peasant Ally

When this creature enters, tap target creature an opponent controls and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Set Avatar: The Last Airbender

Rarity Common

Mana Value 3

Artist Mizutametori

Collector # 68

Scryfall