Drom, Virtuous Judge

{2}{w}: Tap target creature. It doesn't untap
during its controller's next untap step.
You may look at the top card of your library
at any time. You may spend white
mana as though it were mana
of any color to cast it.
Whenever you tap a creature, you
gain 2 life.
If Drom, Virtuous Judge has chaotic,
transform Drom, Virtuous Judge.