He shook his head, then hummed. "Don't do anything you'll regret now."

The words were followed by mental touch, deep and demanding, scooping what made Mello -Mello- out away from his body, sending him reeling into Sephiroth's mind in a way having his own mental abilities would have prevented, and letting him tumble into the open chasm that was the antechamber of his thoughts. His voice was from a version of him, just in front of him, not in the clothes he was used to seeing but leather and hair loose. "Let's see how creative you can be."