Metallurgic Summonings [Kaladesh Prerelease Promos] Vampire Assassin you may put X +1/+1

you may put X +1/+1 counters on Hamletback Goliath

you may pay {2}{G}

put a +1/+1 counter on it

Set: Revised Edition Type: Creature — Bird Rarity: Rare Cost: {G} Flying

" Freyalise whispered as she set the bomb

Metallurgic Summonings [Kaladesh Prerelease Promos] Vampire Assassin you may put X +1/+1Set: Kaladesh Prerelease Promos Type: Enchantment Rarity: Mythic Cost: {3}{U}{U} Whenever you cast an instant or sorcery spell, create an X X colorless Construct artifact creature token, where X is that spell's mana value. {3}{U}{U}, Exile Metallurgic Summonings: Return all instant and sorcery cards from your graveyard to your hand. Activate only if you control six or more artifacts.