Rise of the Cobras

Whenever you take damage or whenever a spell is casted or whenever phases end, create a 7/7 King Cobra token creature with Deathtouch and Lifelink that is colorless.
Whenever a Cobra token creature dies, is dealt damage, deals damage or enters the battlefield create a 7/7 King Cobra creature token with Deathtouch and Lifelink that is colorless.
Sssssssureprisssssse- Serpentine, Eater Of Worlds