While the students battle against Belasco, David realizes that his weakness is telepathy, having put special helmets to block the telepathic powers of Stepford Cuckoos and Martha Johansson. David directs X-23 to free the Cuckoos, who launch a telepathic attack on Belasco. Though initially successful, the Cuckoos are forced out of Belasco's mind, but he is ultimately defeated by Pixie and Darkchilde.
While battling against Belasco, David identifies his vulnerability as telepathy, using special helmets to block Stepford Cuckoos and Martha Johansson's psychic abilities. David instructs X-23 to free the Cuckoos, who launch a telepathic assault on Belasco. Though initially successful, the Cuckoos are expelled from Belasco's mind but ultimately defeated by Pixie and Darkchilde.