player theme idea-wise, i have the following: Count dracula. Pharaoh. Living tombstone that uses ghosts.
enemy theme idea-wise, i have the following: Army general. The pope. Shadow dictator Santa Claus.
count dracula vague ideas: Changing lanes. More units in one lane than the others. bonus whenever a specific unit defeats an enemy. Shuffling around opponents. More units of one level/tier than the others.
pharaoh vague ideas: Summoning bad units for the opponent. Giving curses to the opponent. Debuffing the opponent's stats. Throwing bricks and sand and stuff. Some sort of beetle nonsense.
Living tombstone vague ideas: Benefits from rerolling. Benefits from freezing. Benefits from leveling. Benefits from buying and selling. Benefits from food. Putting stuff on tiles. Friendship.