Is Mardu Devotee legal in Standard, Modern, and Commander?

Mardu Devotee is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Mardu Devotee

Q: What type of card is Mardu Devotee?

Mardu Devotee is a Creature — Human Scout. Its oracle text reads: "When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.) {1}: Add {R}, {W}, or {B}. Activate only once each turn. *Eskeg and his companion stood watch, the sights of the steppe a constant inspiration.* Power/Toughness: 1/2"

Creature — Human Scout

When this creature enters, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

: Add , , or . Activate only once each turn.