Then his sword dropped with a clatter on the floor, his helmet rolling several feet away. The case tipped. It toppled. It looked almost as though it would go over.
Then it settled back; but a crackling sound came from it. A crack appeared in the glass, and wound spirally around it. There was a sizzle of air going into the jar. Machinery clicked and sparks crackled.
The creature inside jerked convulsively, and then was still. In a few minutes it began to bloat, and a red mold spread rapidly over it.