>>46446838Just the classic pivot set would be decent.
Volt Switch and Hydro Pump are mandatory with your choice of Defog/Pain Split/Will-O-Wisp in the last two slots.
Invest enough speed for Adamant Ttar and Max HP and a defense.
I'd go with SpDef instead of PhysDef though, just for Heatran because God damn is Heatran annoying without Gliscor around.