Reef Megaliths enters the battlefield tapped unless you pay .
: Add to your mana pool.
: Add or to your mana pool. Each opponent gains 1 life.
Cycling (, Discard this card: Draw a card.)
.
: Add 
to your mana pool.: Add or 
to your mana pool. Each opponent gains 1 life. (, Discard this card: Draw a card.)
