“A big striker and maybe another midfielder attacking-wise. So, not much, but enough. I always want more.”
A right-back has been on the agenda throughout the summer but Arsenal have been unable to sell Hector Bellerin to create room for a new signing.
Martin Odegaard completed a permanent return last Friday and made his second debut in the win at the Hawthorns.
Arteta was impressed with the Norwegian, who assisted Bukayo Saka on the night.