Jar Jar, Sith Lord

Reach, Double Strike, Hexproof
{b}{b}{b}{r}{r}{r}: Monstrosity 4 (If this creature
isn't monstrous, put four +1/+1 counters on it
and it becomes monstrous.)
At the beginning of your endstep, if Jar Jar, Sith
Lord is monstrous, each opponent loses 5 life.
Then, each player discards cards and loses life
equal to the amount of life lost this turn.