Land lock

You may choose not to untap this creature during your untap step. : Tap target land. It doesn't untap during its controller's untap step for as long as this creature remains tapped.

Enchant creature At the beginning of your upkeep, create a token that's a copy of enchanted creature.

Enchant player At the beginning of enchanted player's first upkeep each turn, that player gets an additional upkeep step after this step.