Linoros, Voice of the Trees

Whenever you tap a source for mana, tap it
for five times as much mana.
{t}: Add five mana of any color.
{x}{x}{x},{t}: Target creature with a
converted mana cost of x or less gains
"{t}: Add two mana of any color."
{10},{t}: Put 3 +1+/+1 counters on all
creatures you control.