Karn, Legacy Reforged (Future Sight) [Mystery Booster 2] Dragon Wizard you may put a creature

you may put a creature card from your hand onto the battlefield tapped and attacking

Vantress Visions 1U

believe that humans sprang forth from Merfolk who adapted themselves in order to explore their last frontier

Set: The Brothers' War Type: Sorcery Rarity: Rare Cost: {1}{B} As an additional cost to cast this spell

Set: 30th Anniversary Edition Type: Instant Rarity: Common Cost: {B} Add {B}{B}{B}

Karn, Legacy Reforged (Future Sight) [Mystery Booster 2] Dragon Wizard you may put a creatureSet: Mystery Booster 2 Type: Legendary Artifact Creature Golem Rarity: Mythic Cost: {5} Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control. At the beginning of your upkeep, add {C} for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.