Is Excavation Elephant legal in Standard, Modern, and Commander?

Excavation Elephant is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Excavation Elephant?

Excavation Elephant is a Creature — Elephant. Its oracle text reads: "Kicker {1}{W} (You may pay an additional {1}{W} as you cast this spell.) When this creature enters, if it was kicked, return target artifact card from your graveyard to your hand. Power/Toughness: 3/5"