Is Savior of the Sleeping legal in Standard, Modern, and Commander?

Savior of the Sleeping is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Savior of the Sleeping

Q: What type of card is Savior of the Sleeping?

Savior of the Sleeping is a Creature — Human Knight. Its oracle text reads: "Vigilance Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on this creature. *Even lost in slumber, the citizens of Ardenvale dream of a tireless protector standing guard over their homes.* Power/Toughness: 2/3"