Nightscout of leitbur

when nightscout of leitbur enters the battlefield or tranforms, choose two:
- tap target creature. create -1/1 human black enchantment creature with {b}: this creture gets +X/+1 where X is your devotion to black. bestow{0}. - untap target creature. create 2 1/2 white humans with "{w}{w},{t} target human explores." - this creature gets spark 1. [+1]: target creature gains lifelink until end of turn. [-2] this creature becomes a 4/4 human warrior with first strike/trample until end of turn. {w}: this creat