Is White Scarab legal in Standard, Modern, and Commander?

White Scarab is legal in: Legacy, Vintage, Commander.

White Scarab

Q: What type of card is White Scarab?

White Scarab is an Enchantment — Aura. Its oracle text reads: "Enchant creatureEnchanted creature can't be blocked by white creatures.Enchanted creature gets +2/+2 as long as an opponent controls a white permanent."

Enchantment — Aura

Enchant creature<br>Enchanted creature can't be blocked by white creatures.<br>Enchanted creature gets +2/+2 as long as an opponent controls a white permanent.

Set Ice Age

Rarity Uncommon

Artist Phil Foglio