"No," Palamedes answers without missing a beat. "Even if one could make them speak--which is possible, but would require an enormous amount of skill and power--they could only say exactly what you told them to. They would be puppets, in essence."

He makes a gesture with his free hand, and the skull seems to collapse in on itself, returning to its former shape. Pal pockets the bone shard. "A revenant could possess a construct, but the construct itself would only be a sort of vehicle. Even that would be tricky, though." Brightly, he adds, "I've been working on three different papers outlining the theoretical possibilities."