Urza - Feeding Machines

Jhoira had meanwhile grown pale, her hair dark brown again. She did not awaken. Barrin had discovered that water from slow-time rifts helped to sustain her health, and Urza provided his healing touch daily. Nothing improved. Urza had devised a machine that liquefied whatever food was offered in the great halls and pumped it into her stomach.

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Time Streams, Chapter 10