Jace, Vryn's Prodigy // Jace, Telepath Unbound

Jun 22, 2015 · If you activate the second ability of Jace, Telepath Unbound, you must follow the timing rules for the card's types. For example, if you target a sorcery card, you may cast it during your main phase when the stack is empty. You pay all the spell's costs.

Jun 22, 2015 · A Magic Origins planeswalker that enters the battlefield because of the ability of its front face will enter with loyalty counters as normal.

Jun 22, 2015 · The activated ability of Jace, Vryn's Prodigy checks to see if there are five or more cards in your graveyard after you discard a card. Putting a fifth card into your graveyard at other times won't cause Jace to be exiled, nor will Jace entering the battlefield while there are five or more cards in your graveyard.

Jun 22, 2015 · You can activate one of the planeswalker's loyalty abilities the turn it enters the battlefield. However, you may do so only during one of your main phases when the stack is empty. For example, if the planeswalker enters the battlefield during combat, there will be an opportunity for your opponent to remove it before you can activate one of its abilities.

Jun 22, 2015 · If a double-faced card is manifested, it will be put onto the battlefield face down (this is also true if it's put onto the battlefield face down some other way). Note that "face down" is not synonymous with "with its back face up." A manifested double-faced card is a 2/2 creature with no name, mana cost, creature types, or abilities. While face down, it can't transform. If the front face of a manifested double-faced card is a creature card, you can turn it face up by paying its mana cost. If you do, its front face will be up. A double-faced card on the battlefield can't be turned face down.

Apr 8, 2016 · The back face of a double-faced card doesn't have a mana cost. A double-faced permanent with its back face up has a mana value equal to the mana value of its front face. Each back face has a color indicator that defines its color.

Apr 8, 2016 · If you discard a card with madness while resolving the ability of Jace, Vryn's Prodigy, you'll need to already have five other cards in your graveyard to satisfy that ability's condition. You can't choose to put the card directly into your graveyard to satisfy it.

Sep 29, 2017 · You can control two of this permanent, one front-face up and the other back-face up, at the same time.