GlowTail

task Glow {
   //Current task for the "leader" Bullet
   loop(4){
      let randir = rand(-0.5,0.5);
      Light = CreateShotB2(BossX,BossY-45,randir,-3,0,0.05,0,2,308,15);
      Glowtrail(Light); // Pass the bullet data from the "Light" variable to task Glowtrail
      wait(53);
   }
}

task Glowtrail(obj) { // Create a new variable name "obj" and let it store bullet data from the passed variable
                      // in this case, it's the "Light" Variable
   //Current task for the disappearing bullet trail following the leading bullet
   while(!Obj_IsDeleted(obj)) // this means "while the "obj" variables still exist, do something in the next bracket
   {                          // Otherwise,skip every thing in the next bracket
      let LgtX = ObjMove_GetX(obj);
      let LgtY = ObjMove_GetY(obj);
      let MiniLgt = CreateShotA2(LgtX,LgtY,0,rand(0,360),0.001,0.1,74,11); // you need to create a new variable here
      wait(10);
      ObjShot_FadeDelete(MiniLgt);
   }
}