New dark troop

[MasterClasher101]

Name: Ghost
Favourite target: any
Damage type:single target
Targets: ground and air
Housing space: 4
Training time: 5 minutes
Movement speed: 20

DPS: LVL1: 80
LVL2: 100
LVL3: 120

HP: LVL1: 40
LVL2: 80
LVL3: 100

Training cost: LVL1: 200
LVL2: 275
LVL3: 350
this troop is invisible to the air defence but archer tower does double damage
please suggest any improvements that can be made

[Grady117117]

But I think that might me a little op ppl would take out the nearest Archer tower then unless with the ghost and be unstoppable