Savorah, Marred by Flame

As long as you have 11 or more life, equipped creature gets +2/+2 and has lifelink.
As long as you have 10 or less life, equipped
creature gets +4/+0 and has first strike.
When equipped creature leaves the battlefield,
Savorah deals 2 damage to any target and you
gain 2 life.
Equip {w}{r}