Is Land Equilibrium legal in Standard, Modern, and Commander?

Land Equilibrium is legal in: Legacy, Vintage, Commander.

Land Equilibrium

Q: What type of card is Land Equilibrium?

Land Equilibrium is an Enchantment. Its oracle text reads: "If an opponent who controls at least as many lands as you do would put a land onto the battlefield, that player instead puts that land onto the battlefield then sacrifices a land of their choice."

Enchantment

If an opponent who controls at least as many lands as you do would put a land onto the battlefield, that player instead puts that land onto the battlefield then sacrifices a land of their choice.

Set Legends

Rarity Rare

Artist Jesper Myrfors