Fonte della Trasmutazione
Artefatto

: Crea a tua scelta una pedina Sangue, una pedina Indizio o una pedina Cibo.

,

, Sacrifica tre pedine artefatto con nomi diversi: Passa in rassegna il tuo grimorio per una carta artefatto, mettila sul campo di battaglia, poi rimescola. Attiva solo come una stregoneria.
Whatever you do, don't eat the delicious cards.
Food is an artifact type. Even though it appears on some creatures, it's never a creature type.
You can't sacrifice a Food to pay multiple costs. For example, you can't sacrifice a Food token to activate its own ability and also to activate Maraleaf Rider's ability.
Some triggered abilities trigger "whenever you sacrifice a Blood token." These abilities trigger regardless of why you sacrificed that Blood token.
You can't sacrifice a Blood token to pay multiple costs.
If an effect refers to a Blood token, it means any artifact token with the subtype Blood, even if it has gained other subtypes.