Set:	Mystery Booster
Type:	Legendary Creature Goblin Artificer
Rarity:	Rare
Cost:	{1}{B}{R}

You can sacrifice creatures and artifacts interchangeably. (If an effect asks you to sacrifice one of them, you can sacrifice either.)
{1}, {T}, Sacrifice another artifact or creature: Put a rebuilding counter on Slobad.
{T}, Remove 3 Rebuilding Counters from Slobad: Create a token that's a copy of Bosh, Iron Golem.