(: Add or to your mana pool.)
Underground Aqueduct enters the battlefield tapped.
, , Sacrifice Underground Aqueduct: Target player discards a card.
, : Target land becomes a 2/2 blue Crab creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
, , Sacrifice Underground Aqueduct: Target player discards a card., : Target land becomes a 2/2 blue Crab creature until end of turn. It's still a land.
