Keeper Specialization

(Gain the next level as a sorcery and add its ability.)
Whenever a land enters the battlefield under your control, you gain 1 life.
{2}{g} Level 2
You may play an additional land on each of your
turns.
{4}{g} Level 3
Target land you control becomes a creature with haste, power and toughness equal to the amount of lands you control. It is still a land.