Karn, Silver Golem [Arena League 1999] Vanguard (You may cast this card

(You may cast this card from your graveyard for its flashback cost

can attack in a band

Set: Kaladesh Inventions Type: Artifact Creature — Thopter Rarity: Mythic Cost: {0} Flying

the dwarven forces had reduced the mighty walls to mere rubble

If any creatures with banding you control are blocking or being blocked by a creature

Karn, Silver Golem [Arena League 1999] Vanguard (You may cast this cardSet: 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.