Naqiur, Embodiment of Pride

First Strike, Vigilance, Devoid, when Naqiur, Embodiment of Pride enters the battlefield, put 7
+1/+1 counters on another target creature, when Naqiur, Embodiment of Pride dies, creatures
you control get +7/+7 until end of turn, if a spell targets Naqiur, Embodiment of Pride, it gains
+X/+X until end of turn, where X is the
converted mana cost of that spell times 2, and
when Naqiur, Embodiment of Pride attacks, it
gets either +7/+0 or +0/+7 until end of turn.