Tilvariad, Grave Eternal

At the start of your turn you create {x}1/1 zombie creature tokens where {x} is your devotion to
black
{3}{b}{b}{t}; Double the amount of zombie
tokens you control and lose life equal
to the number of tokens created this way
{p/b}{b}{g}{t}; Put a +1/+1 counter on all zombie
tokens you control, they gain death touch
until end of turn