mountans of Shiv

{t}: add {r} to your mana pool.
{t}: add one {r} to your mana pool for each dragon you controll.
{p/c}{p/c}{p/r}{p/r}{t}: create a 4/4 red dragon creature tokin.
{t}: sacrifice a dragon you control. exile target dragon from your hand with four egg counters on it. at the beginning of your upkeep remove a egg counter from it when there are no egg counters on it put it onto the battlefield.