When Reef Cairns enters the battlefield, sacrifice it unless you pay 1 life.
: Add or to your mana pool.
: Add to your mana pool. Put Reef Cairns on top of your library.
, , Sacrifice Reef Cairns: Target player gets a poison counter.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Reef Cairns on top of your library., , Sacrifice Reef Cairns: Target player gets a poison counter.
