Karn, Silver Golem [From the Vault: Relics] Core Set 2019 it gets +X/+0 until end

it gets +X/+0 until end of turn

Set: Ravnica Remastered Type: Legendary Creature — Goblin Warrior Rarity: Rare Cost: {2}{R}{R} T: Create X 1/1 red Goblin creature tokens

Set: Regional Championship Qualifiers 2022 Type: Creature — Spirit Cleric Rarity: Rare Cost: {1}{W} Flying

a 2-card Collector Booster Sample Pack

You have no maximum hand size for as long as you control The Great Synthesis

Karn, Silver Golem [From the Vault: Relics] Core Set 2019 it gets +X/+0 until endSet: 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 mana value until end of turn.