Sower of Vengeance

Defender, reach
Sower of Vengeance can block any number of creatures.
Whenever Sower of Vengeance is dealt damage,
put a +1/+1 counter on each land you control.
When Sower of Vengeance dies, lands you control become 1/1 creatures. They're still lands.
{t}: Sower of Vengeance deals 1 damage to itself.