Karn, Silver Golem [Arena League 1999] Dominaria other creatures you control gain

other creatures you control gain double strike until end of turn

you may search your library for a basic Forest card

Set: Judge Gift Cards 2013 Type: Creature — Incarnation Rarity: Rare Cost: {4}{G} At the beginning of your upkeep

Set: Legends Type: World Enchantment Rarity: Rare Cost: {2}{G}{G} All lands are 1/1 creatures that are still lands

Karn, Silver Golem [Arena League 1999] Dominaria other creatures you control gainSet: 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 mana value until end of turn.