Sumeda, Tempestic Fury

First strike, Hexproof from Instants
Petrification (When this creature becomes blocked, the creature that blocked it is petrified and remains tapped until this creature leaves the battlefield.)
Poisonous 2 (Whenever this creature deals combat damage to a player, that player gets two poison counters.)
At the end of turn, if a creature is petrified, put a +1/+1 counter on Sumeda.