Jace, Memory Adept [San Diego Comic-Con 2013] 77a you can send this card

you can send this card from your hand to the Graveyard to have that monster gain ATK equal to the ATK of the opponent's monster it is battling

each player with a hand shuffles their entire hand into the Deck

Set: Commander 2014 Type: Creature — Elf Warrior Rarity: Rare Cost: {G} Multikicker {1}{G} (You may pay an additional {1}{G} any number of times as you cast this spell

quoting Confucius

Jace, Memory Adept [San Diego Comic-Con 2013] 77a you can send this cardSet: San Diego Comic Con 2013 Type: Legendary Planeswalker Jace Rarity: Mythic Cost: {3}{U}{U} +1: Draw a card. Target player mills a card. 0: Target player mills ten cards. 7: Any number of target players each draw twenty cards.