Rachelle, Revelrous Dancer

Haste
Rachelle, Revelrous Dancer doesn't untap during
your untap step.
{r/g}: Untap Rachelle, Revelrous Dancer.
{r/g}: Add {r} or {g} to your mana pool.
{1}, {t}: Add {r}{g} to your mana pool.
When Rachelle, Revelrous Dancer attacks, she
gets +X/+0, where X is the amount of mana
you've spent to cast spells this turn.