You may choose not to untap Mole Worms during your untap step. {T}: Tap target land. It doesn't untap during its controller's untap step for as long as Mole Worms remains tapped.
Near Mint - $0.10
Lightly Played - $0.10
Moderately Played - $0.10
Heavily Played - $0.10
Damaged - $0.10
Near Mint Spanish - $0.10
Lightly Played Spanish - $0.10
Moderately Played Spanish - $0.10
Heavily Played Spanish - $0.10
Damaged Spanish - $0.10