Trash Monolith

Enchant Land
Enchanted Land is Indestructible
Indestructible, Hexproof
This can't be countered
At the Beginning of your Upkeep you gain
life equal to the Trash counters on Trash
Monolith and create a green 0/1 Trash Monster
with 'sacrifice this creature target creature you
control gets a Trash counter'