Terrokan, Criminal Lawkeeper

{g}{u}{t}Put up to two +1/+1 counters on target creature.
{g}{w}{t}Populate, then populate again.
{w}{u}{t}Detain two creatures.
{w}{b}{t}Each opponent loses 2 life, you gain life equal to the amount of life lost this way.
{b}{u}{t}Each opponent puts the top three cards of their library into their graveyard.
{b}{g}{t}Exile a creature card from your graveyard. Put a number of +1/+1 counters on target creature equal to the first creature power.