Drakil, City Monolith

Drakil, City Monolith can only be played if you control eight or more basic lands.
{t}: Add {c}{c} and {e}{e}.
{c}{t} and pay {e}{e}{e}{e}: Target spell costs {6} less to cast.
{t} and pay ten energy counters: Drakil, City
Monolith deals 10 damage to any target.
This unique monolith powers a whole city.