Viego, Ruined King

At the start of your upkeep you may pay 2 life. If
you do, target enemy creature is under your
control until end of turn. It gains the zombie
creature type.
At the end of your turn, give Viego {x} +1/+1
counters where {x} is the number of zombie
creatures on the battlefield.
"My forces scour the world. Nothing will escape."