At the beginning of your end step, if you didn't cast any spells this turn, Calciform Lake deals 1 damage to you.
: Add to your mana pool. Return Calciform Lake to its owner's hand.
, : Add one mana of any color to your mana pool.
: Add 
to your mana pool. Return Calciform Lake to its owner's hand.
, : Add one mana of any color to your mana pool.
