Karn, Silver Golem [Urza's Saga] Unglued where X is that creature's

where X is that creature's power

Set: Zendikar Type: Legendary Creature — Angel Mythic Cost: {6}{W}{W}{W} Flying As Iona

you may have that creature assign its combat damage as though it weren't blocked

and my failures

) Other Scarecrow creatures you control get +1/+1

Karn, Silver Golem [Urza's Saga] Unglued where X is that creature'sSet: Urza's Saga Type: Legendary Artifact Creature Golem 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.