User blog comment:B214/Question and Answers 2/@comment-3965848-20140602155933/@comment-1359322-20140602162022

"[That guy halves his opponent’s power and then adds the decreased portion of power to himself. In other words, you’re power is taken away and turned into his own power. Stamina can’t be recovered. It’s only power to the end.] T-Then, even if I reset from the minus, that guy will become plus!? [That’s right. However, no matter how amazing the host is, he has a limit. Power that goes beyond his capacity is released from the wings of light on his back and he keeps maintaining his power limit without destroying his body.]"

- Volume 4, Life 5