Cultist of the Dragon

Non-Legendary Dragon spells you cast cost {w}{u}{b}{r}{g} less to cast. (For example: if you
would cast a dragon that normally cost
{r}{r}{4}, it would only cost {r}{4}.)
{t}: add {1} to your Mana Pool.
"New recruits are common in the Cult of the Dragon
but only a few can survive long enough to learn all the dragons have to teach."