Is Master of Predicaments legal in Standard, Modern, and Commander?

Master of Predicaments is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Master of Predicaments

Q: What type of card is Master of Predicaments?

Master of Predicaments is a Creature — Sphinx. Its oracle text reads: "Flying Whenever this creature deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost. *Designed by David Sirlin* Power/Toughness: 4/4"

Creature — Sphinx

Flying

Whenever this creature deals combat damage to a player, choose a card in your hand. That player guesses whether the card's mana value is greater than 4. If the player guessed wrong, you may cast the card without paying its mana cost.

*Designed by David Sirlin*

Power/Toughness: 4/4

Set Magic 2015

Rarity Rare

Mana Value 5

Artist Matt Stewart

Collector # 67

Scryfall