Word of Command: Limited Edition Beta Tenth Edition you lose all but 1

you lose all but 1 life

If the player does

put that card into your graveyard

it can't be blocked as long as defending player controls a Forest

exile all Nightmares

Word of Command: Limited Edition Beta Tenth Edition you lose all but 1Look at target opponent's hand and choose a card from it. You control that player until Word of Command finishes resolving. The player plays that card if able. While doing so, the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and or to play that card. If the chosen card is cast as a spell, you control the player