Metallurgic Summonings [Kaladesh Prerelease Promos] Oldschool −3: Target creature gets +X/+X

−3: Target creature gets +X/+X or -X/-X until end of turn

Ignore this effect for each creature the player didn't control continuously since the beginning of the turn

return target creature card from your graveyard to your hand

They're still lands

Metallurgic Summonings [Kaladesh Prerelease Promos] Oldschool −3: Target creature gets +X/+XSet: 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.