Karn, Silver Golem [From the Vault: Relics] Goblin Artificer This noise is so loud

This noise is so loud it echoes through the trees and seems to come from all directions at once

Set: Urza's Saga Type: Sorcery Rarity: Rare Cost: {R} Search your library for a card

Set: Ixalan Treasure Chest Type: Legendary Enchantment // Legendary Land Rarity: Rare Cost: {1}{U} At the beginning of your upkeep

Indestructible

Karn, Silver Golem [From the Vault: Relics] Goblin Artificer This noise is so loudSet: From the Vault: Relics Type: Legendary Artifact Creature Golem Rarity: Mythic 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.