Marvel Ultimate Graphic Novel Collection Issue 39: Civil War

Following a tragic accident caused by a group of rookie heroes, a Super Hero Registration act is proposed that requires all costumed champions to unmask before the Government. Whilst some heroes embrace the new law, others find it abhorrent. Lines are drawn and former friends clash as the super powered community is split in two by a decision that will change the Marvel Universe forever.

Collecting Civil War #1–7.