Is Sword of Kaldra legal in Standard, Modern, and Commander?

Sword of Kaldra is legal in: Modern, Legacy, Vintage, Commander.

Sword of Kaldra

Q: What type of card is Sword of Kaldra?

Sword of Kaldra is a Legendary Artifact — Equipment. Its oracle text reads: "Equipped creature gets +5/+5. Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.) Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)"

Legendary Artifact — Equipment

Equipped creature gets +5/+5.

Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.)

Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters unattached and stays on the battlefield if the creature leaves.)

Set Mirrodin

Rarity Rare

Mana Value 4

Artist Donato Giancola

Collector # 251

Scryfall