Is Lightning Reflexes legal in Standard, Modern, and Commander?

Lightning Reflexes is legal in: Legacy, Vintage, Commander, Pauper.

Lightning Reflexes

Q: What type of card is Lightning Reflexes?

Lightning Reflexes is an Enchantment — Aura. Its oracle text reads: "You may cast Lightning Reflexes as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.Enchant creatureEnchanted creature gets +1/+0 and has first strike."

Enchantment — Aura

You may cast Lightning Reflexes as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step.<br>Enchant creature<br>Enchanted creature gets +1/+0 and has first strike.

Set Mirage

Rarity Common

Artist Tom Kyffin