Dota 2: Harassing with Keeper of the Light (Dire Long Lane)

See how to harass the enemy carry and help your lane partner get free farm in the long lane. Illuminate will quickly burn through the enemies' regen. Granted, the opponents were not very good. They should have brought support down much earlier and not later. But the Lich came eventually and things became harder. I should have been more aggressive with the Illuminate since mana regen is no problem for KotL