At the beginning of your end step, if you didn't cast any spells this turn, Reef Valley deals 1 damage to you.
: Add or to your mana pool.
: Add to your mana pool. Put Reef Valley on top of your library.
Cycling (, Discard this card: Draw a card.)
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Reef Valley on top of your library.
(, Discard this card: Draw a card.)
