This tower deals 150% damage during nighttime and 50% damage during daytime.
Level Bonus: +0.4% damage during night +0.2% damage during day
Engulfing Darkness
This tower engulfs itself in darkness, gaining power as if it's night for 5 seconds.
Bat Swarm
This tower has a 15% chance on attack to release a swarm of bats, dealing 600 spell damage at nighttime or 200 spell damage at daytime to all enemies in a cone. The cone grows from a 100 AoE radius at the start to a 300 AoE radius at the end.
Level Bonus: +0.2% chance +15 damage during night +5 damage during day
Creature of the Night 
Engulfing Darkness 
Bat Swarm 
