Header

    globals
    
        ProjectileType drol_hippo
    
    endglobals
    
    function hippoHit takes Projectile p, Unit creep returns nothing
        local Unit caster = p.getCaster()
        
        if creep.isImmune() == false then
            call caster.doSpellDamageAoE(p.x, p.y, 200, 1250 + caster.getLevel() * 50,1.0,caster.calcSpellCritNoBonus())
            call Effect.createScaled("Abilities\\Weapons\\AncientProtectorMissile\\AncientProtectorMissile.mdl",p.x, p.y, p.z,0,0.8).destroy()
        endif
    
    endfunction
    
    //Do not remove or rename this function!
    //Put your initialization tasks here, this function will be called on map init
    private function init takes nothing returns nothing
    
        set drol_hippo = ProjectileType.create("units\\nightelf\\Hippogryph\\Hippogryph.mdl",20,800)
        call drol_hippo.disableExplodeOnHit()
        call drol_hippo.disableExplodeOnExpiration()
        call drol_hippo.enableHoming(hippoHit, 0)
    
    endfunction

On Attack

function onAttack takes Item itm returns nothing
    local Tower twr = itm.getCarrier()
    local Projectile p
    
    if twr.calcChance((0.15 * twr.getBaseAttackspeed())) then
        set p = Projectile.createFromUnitToUnit(drol_hippo,twr,1,twr.calcSpellCritNoBonus(),twr,Event.getTarget(),true,false,false)
        call p.setScale(0.6)
    endif
endfunction