Karn, Silver Golem [Arena League 1999] Fourth Edition −2: Return target creature to

−2: Return target creature to its owner's hand

When Kozilek

Silver Golem blocks or becomes blocked

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

Set: Portal Three Kingdoms Type: Creature — Human Mystic Rarity: Rare Cost: {2}{G} Taoist Mystic can't be blocked by creatures with horsemanship

Karn, Silver Golem [Arena League 1999] Fourth Edition −2: Return target creature toSet: 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.