Revan, Blinded Lightsmith

{w}{u}{b}: A random player draws a card, a
random player gains 5 life, and a random player sacrifices a creature. Put a light
counter on Revan, Blinded Lightsmith.
As long as Revan, Blinded Lightsmith has
three or more light counters on it, it has indestructible and all instances of 'a random' become 'target'.