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.
Near Mint - $38.60
Lightly Played - $30.90
Moderately Played - $27.10
Heavily Played - $23.20
Damaged - $19.30
Near Mint Spanish - $38.60
Lightly Played Spanish - $30.90
Moderately Played Spanish - $27.10
Heavily Played Spanish - $23.20
Damaged Spanish - $19.30