(: Add or to your mana pool.)
Whenever Rot Hub becomes tapped, it deals 1 damage to you.
, Sacrifice a Swamp: Add to your mana pool.
, : Target blocking creature gets +0/+1 until end of turn.
: Add 
or 
to your mana pool.), Sacrifice a Swamp: Add to your mana pool., : Target blocking creature gets +0/+1 until end of turn.
