Is Rustic Clachan legal in Standard, Modern, and Commander?

Rustic Clachan is legal in: Modern, Legacy, Vintage, Commander.

Rustic Clachan

Q: What type of card is Rustic Clachan?

Rustic Clachan is a Land. Its oracle text reads: "As this land enters, you may reveal a Kithkin card from your hand. If you don't, this land enters tapped. {T}: Add {W}. Reinforce 1—{1}{W} ({1}{W}, Discard this card: Put a +1/+1 counter on target creature.)"