Mike was frozen is a strange combination and fear and fury. Right in front of him was a Witch, a real living breathing Witch. Just like the ones who took his parents from him. It always pissed him off that people seemed to consider Witches just a fairy tail, after all, a fairy tail can't kill someone. He had to grow up alone because of these monsters. And right now he wanted nothing more then to blast her into oblivion......but he couldn't. For all the righteous fury he felt, he was also afraid. He had seen what they can do, had seen their power. And that was a group of Witches on the run. This Witch however felt confident enough in her power to attack Shibusen; a place that was the center of power for Weapons and Meisters. She was either a very powerful Witch...or just [i]really[/i] stupid. 

Fury finally won out over fear. Partially transforming his arm into his cannon form, he fired at the Witch. However, since he was still shaking in fear, his blast sailed clear past her