Karn, Silver Golem [Arena League 1999] Fourth Edition Morph {2}{W}{W} (You may cast

Morph {2}{W}{W} (You may cast this card face down as a 2/2 creature for {3}

destroy all untapped creatures that didn't attack this turn

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you

Silver Golem blocks or becomes blocked

Set: Eternal Masters Type: Artifact Rarity: Mythic Cost: {0} At the beginning of your upkeep

Karn, Silver Golem [Arena League 1999] Fourth Edition Morph {2}{W}{W} (You may castSet: Arena League 1999 Type: Legendary Artifact Creature Golem Rarity: Rare Cost: {5} Whenever Karn, Silver Golem blocks or becomes blocked, it gets 4 +4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost until end of turn.