(: Add or to your mana pool.)
When Hollow Thicket enters the battlefield, you lose 1 life unless you reveal a planeswalker card from your hand.
, , Sacrifice Hollow Thicket: Put a -1/-1 counter on target creature.
, : You gain 1 life.
: Add 
or 
to your mana pool.), , Sacrifice Hollow Thicket: Put a -1/-1 counter on target creature.
, : You gain 1 life.
