Riff and Raff, Inseperable

Whenever you cast a Riff spell, create a 1/1 green Raff creature token.
Whenever you cast a Raff spell, create a 1/1 white Riff creature token.
{r}{g}{w}, {t}: Riff and Raff, Inseperable deals damage to any target equal to the number of Riffs you control. You gain life equal to the number of Raffs you control.