They are not ISIS they are just attention seeker they want to get the attention of international group called "ISIS" to have fund to their activities they are the Maute groups the one who plant a bomb on night market davao hoping that after the declaration president duterte will force all his trops to kills those animals who killed 9 christians already.
yes they are not isis but they are affiliated with isis, because that's where they get their funds and weapons from and in return they have to overthrow the govern''ment of the philippines to make philippines the base of isis,