Hedge Whisperer (Murders at Karlov Manor 165) - Uncommon Magic: The Gathering Card

You may choose not to untap this creature during your untap step.
, , Collect evidence 4: Target land you control becomes a 5/5 green Plant Boar creature with haste for as long as this creature remains tapped. It's still a land. Activate only as a sorcery. (To collect evidence 4, exile cards with total mana value 4 or greater from your graveyard.)