Is Wildfire Awakener legal in Standard, Modern, and Commander?

Wildfire Awakener is legal in: Legacy, Vintage, Commander.

What type of card is Wildfire Awakener?

Wildfire Awakener is a Creature — Human Wizard. Its oracle text reads: "Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When this creature enters, create X 1/1 red Elemental creature tokens with "Whenever this token becomes tapped, it deals 1 damage to target player.""