Experiment #1017

Hexproof, Haste, Reach, Experiment #1017 cannot be exiled ever
Experiment #1017 Attacks 3 times each turn
Experiment #1017's toughness needs to be brought down to zero 3 times to remove it from the battlefield to the Graveyard
{t}, {u}{r}{g}{4}: Deal 6 damage to target creature, planeswalker, or player