When Forest Bosk enters the battlefield, sacrifice it unless you pay 1 life.
: Add or to your mana pool.
: Add to your mana pool. Put Forest Bosk on top of your library.
, Sacrifice Forest Bosk: Target creature gets +2/+2 until end of turn.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Forest Bosk on top of your library., Sacrifice Forest Bosk: Target creature gets +2/+2 until end of turn.
