With an earth-quaking bellow, a scaled head poked out of the doorway. A bluish reptilian head sniffed back and forth, then it's eyes narrowed as the creature spotted the human staring across the arena floor at it. The thing stepped out into the light, revealing it's full 16 foot length, 6 legs ending in wicked claws, and a back covered in lethal spikes. A spiked tail flicked back and forth as the reptilian beast summed up it's opponent and began to slowly walk forward...