MAGIC: THE GATHERING
|Karn, Silver Golem||
4/4 Legendary Artifact Creature - Golem
Whenever Karn, Silver Golem blocks or becomes blocked, it gets -4/+4 until end of turn.
: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost until end of turn. (That artifact retains its abilities.)
|, Sacrifice Memory Jar: Each player exiles all cards from his or her hand face down and draws seven cards. At the beginning of the next end step, each player discards his or her hand and returns to his or her hand each card he or she exiled this way.|