Is Kazandu Tuskcaller legal in Standard, Modern, and Commander?

Kazandu Tuskcaller is legal in: Modern, Legacy, Vintage, Commander.

What type of card is Kazandu Tuskcaller?

Kazandu Tuskcaller is a Creature — Human Shaman. Its oracle text reads: "Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 2-5 1/1 {T}: Create a 3/3 green Elephant creature token. LEVEL 6+ 1/1 {T}: Create two 3/3 green Elephant creature tokens."