Skrk, Rockslinger

When Skrk enters the battlefield, roll a D6.
1 - Skrk gets -1/-1.
2 - Menace.
3 - Deathtouch.
4 - When Skrk attacks, lose 1 life and draw a card.
5 - Menace, Skrk gains +2/+2.
6 - Deathtouch, Menace. Skrk gains +3/+3.