Mnemonic Wall | Creature | Wall | Defender
When Mnemonic Wall enters the battlefield, you may return target instant or sorcery card from your graveyard to your hand. | Trevor Claxton
Prescient Chimera | Creature | Chimera | Flying
Whenever you cast an instant or sorcery spell, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) | Daarken
Prognostic Sphinx | Creature | Sphinx | Flying
Discard a card: Prognostic Sphinx gains hexproof until end of turn. Tap it.
Whenever Prognostic Sphinx attacks, scry 3. | Steve Prescott
Sealock Monster | Creature | Octopus | Sealock Monster can't attack unless defending player controls an Island.
{5}{U}{U}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)
When Sealock Monster becomes monstrous, target land becomes an Island in addition to its other types. | Adam Paquette
Prophet of Kruphix | Creature | Human Wizard | Untap all creatures and lands you control during each other player's untap step.
You may cast creature spells as though they had flash. | Winona Nelson