task Trail(x,y,dir)
		{
			let fcount = 0;
			let obj_trail = Obj_Create(OBJ_EFFECT);
			Obj_SetAutoDelete (obj_trail,true);  //Should stop being spawned once the parent shot leaves the field, so probably redundant
			Obj_SetPosition(obj_trail,x,y);
			Obj_SetSpeed(obj_trail,0);
			Obj_SetAngle(obj_trail,dir);
			ObjEffect_SetRenderState(obj_trail,ALPHA);
			Obj_SetAlpha(obj_trail,10);  //Does not work with effect objects, added fix below

			ObjEffect_SetTexture(obj_trail,plshot);
			ObjEffect_SetPrimitiveType(obj_trail,PRIMITIVE_TRIANGLEFAN);
			ObjEffect_CreateVertex(obj_trail,4);

			ObjEffect_SetVertexUV(obj_trail,0,1,177);
			ObjEffect_SetVertexUV(obj_trail,1,15,177);
			ObjEffect_SetVertexUV(obj_trail,2,15,203);
			ObjEffect_SetVertexUV(obj_trail,3,1,203);

			ObjEffect_SetVertexXY(obj_trail,0,-8,-16);
			ObjEffect_SetVertexXY(obj_trail,1,8,-16);
			ObjEffect_SetVertexXY(obj_trail,2,8,16);
			ObjEffect_SetVertexXY(obj_trail,3,-8,16);

			ascent(i in 0..4){ ObjEffect_SetVertexColor(obj_trail,i,10,255,255,255); }

////This should be much less expensive and is shorter, but I included the solution you were looking for anyways
//loop(3){ yield; }
//ObjEffect_SetVertexUV(obj_trail,0,1,150);
//ObjEffect_SetVertexUV(obj_trail,1,15,150);
//ObjEffect_SetVertexUV(obj_trail,2,15,176);
//ObjEffect_SetVertexUV(obj_trail,3,1,176);
//loop(3){ yield; }
//ObjEffect_SetVertexUV(obj_trail,0,1,123);
//ObjEffect_SetVertexUV(obj_trail,1,15,123);
//ObjEffect_SetVertexUV(obj_trail,2,15,149);
//ObjEffect_SetVertexUV(obj_trail,3,1,149);
//loop(3){ yield; }
//Obj_Delete(obj_trail);

			while(!Obj_BeDeleted(obj_trail))
			{
				//shouldn't need the first 3 frames if it's already set

				if (fcount >= 3 && fcount < 6)
				{
					ObjEffect_SetVertexUV(obj_trail,0,1,150);
					ObjEffect_SetVertexUV(obj_trail,1,15,150);
					ObjEffect_SetVertexUV(obj_trail,2,15,176);
					ObjEffect_SetVertexUV(obj_trail,3,1,176);
				}
				else if (fcount >= 6 && fcount < 9)
				{
					ObjEffect_SetVertexUV(obj_trail,0,1,123);
					ObjEffect_SetVertexUV(obj_trail,1,15,123);
					ObjEffect_SetVertexUV(obj_trail,2,15,149);
					ObjEffect_SetVertexUV(obj_trail,3,1,149);
				}
				else
				{
					Obj_Delete(obj_trail);
				}
				fcount ++;
				yield;
			}
		}