Many Idea

SKILLS and SPELLS:

POISON
After damage the target, the ORGANIC target lost one health when attack, or move.

DRAIN (Unit skill (Ghost, Vampire))
Heal the half damage (only organic target)

STEAL LIFE (Unit spell)
Like archer but 2 damage and heal 2 himself (spell range:2) (calldown 30 sec)

INVISIBLE… (Ghost, mind warrior)

FEAR (Unit spell)
can’t be attacked for 1 minute (calldown 1 minute)

TEMPTATION (Unit spell)
-1 population for the enemy +1 you (across the maximum) (calldown 1 min)

UNITS:

THE REAPER:
cost: 4 population, 2 mana, 4 iron
attack: 6
health: 14
armor: 0
slow attack, normal move
skills: Flying, Fear,
and: (+6 attack against population or organic)

BLACK MAGE:
cost: 1 population, 1 mana, 1 gold
attack: 0
health 8
armor: 0
fast move
skills: Life Steal, Fear

POISONED ZOMBIE:
cost: 1 population, 1 mana, 1 gold
attack: 6
health: 12
armor: 0
slow attack, slow move
skills: Poison

SKELETON WARRIOR:
cost: 1 population, 1 iron
attack: 4
health: 8
armor: 2
fast attack, slow move

SUCCUBUS:
cost 2 mana, 2 gold
attack: 4
health: 10
armor: 0
fast attack, very fast move
skills: Fying, Temprate

BUILDINGS:

ALTAR:
cost 1 mana, 2 stone, 1 gold
health: 10
armor:0
convert 1 mana to 2 population or 1 mana to 1 gold
(calldown: 1 minute)