Jphtk, At Your Service

{w}: Add {c}{c}. Use this mana only to cast enchantment spells.
{u}: Add {c}{c}. Use this mana only to cast
instant spells.
{b}: Add {c}{c}. Use this mana only to cast
sorcery spells.
{r}: Add {c}{c}. Use this mana only to cast
artifact spells.
{g}: Add {c}{c}. Use this mana only to cast
creature spells.