As the gate is winched noisily upward he stands in the shadow, waiting for the crowd’s roar to reach the properly fevered pitch; only then will he step forward into the light. The guards do not prod him anymore, as they know his hunger for victory is all the motivation he requires.
The creature lies in the center. Its chains will be released by mechanism, after the gate is closed behind him. But that too, will wait for his traditional salute — sword raised high in the air — to the crowd, to the King, and to the dragon, bound and doomed.