Mag'ladroth the Void Dragon

1.do effects 2, 3, 4, and 5 and each opponent creates 0/2 balck Necron artifact creature token with defender.
2.Destroy all non artifact creatures.
3. Non creature artifacts become creatures with power and toughness equal to their converted Mana cost.
4.Each opponent loses life equal to the number of artifact creatures they control.
5.Mag'ladroth the Void Dragon gains life equal to the number of artifact creatures opponents control.
6. no effect.