You shouldn't have necroposted. Yes, definitely a combination of those (provided ice towers are NOT placed next to each other). Slow potions and meteor potions too to maximize the damage.I would recommend a combination of the Ice Tower lvl 4 and multiple Archer Towers ( and Turret Towers if unlocked )
We don't have snowballs in TD.I think snowballs...
We don't have snowballs in TD.
Outside TD, they're a cheap, effective alternative to arrows if arrows need to be conserved.