Karn, Silver Golem [Urza's Saga] Revised Edition Set: Shards of Alara Type:

Set: Shards of Alara Type: Legendary Planeswalker — Tezzeret Rarity: Mythic Cost: {3}{U}{U} +1: Untap up to two target artifacts

You can only use this effect of "Overburst Dragon" once per turn

If a Plant monster is on the field and this card is in your GY: You can add this card to your hand

Nicol Bolas Type: Instant Rarity: Common Cost: {1}{U}{B} Return target permanent to its owner's hand

Karn, Silver Golem [Urza's Saga] Revised Edition Set: Shards of Alara Type:Set: Urza's Saga 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 mana value until end of turn.