Necromancers army

Welcome, Necromancer! So, one black magician asked you to collect 857432454 dark magic particles. He need it to cast spell that will DESTROY everything. Lets help him! Rules: - You get score for delevering particles from your lair to magicians cave - You can spend your blood on upgrades - You loose blood every moment. 0 blood and your are dead - 1 particle is created in your lair when your undeads arrives to black magic sourse inside the castle - Castle gets XP when your zombie is killed. When i...