X-Men #12

As a horde of the galaxy's most fearsome killers descend upon the X-Men, help comes from an unexpected direction: across the border! ALPHA FLIGHT fly into action again — though at what price? And can even Canada's hardiest heroes turn the tide? LEGACY #312

Characters: Agent Arsenault, Beast, Cyclops, Guardian (Marvel), Juggernaut, Kwannon, Magik, Magneto, Marrina, Oya, Puck (Judd), Quentin Quire, Shaman, Snowbird