Jenna, Gorgon Beauty

Deathtouch, Trample
Tribute 3 (When Jenna, Gorgon Beauty enters the battlefield, target opponent of your choice puts 3 +1/+1 counters on it)
If tribute wasn't paid, create 3 1/1 green/black snake tokens with deathtouch
When a creature you control dies, Jenna, Gorgon Beauty gets +X/+X where X was that creatures power
Gorgons and Nagas you control get trample
"I must tell you, I can be deadly"