Note that unlike most shops, you have to treat Oplaphoros as a contractor.
list goods from Oplaphoros to see what he has in stock, then
browse <item> from Oplaphoros to see more details.
This means you must speak Ephebian well enough to be understood by Oplaphoros (level 80+).
Besides speaking the local language, you must be male or suitably disguised to successfully browse an item from Oplaphoros:
Oplaphoros says in Ephebian with an Ephebian accent: A woman's place is in the house. She certainly shouldn't be trying to use weapons.
- Polearm weapons