The presets in the rulebooks not only show off some interesting interactions of cards, combinations, and mechanics (new and old), but some of are well named, if not thematic. Do folks have their own themes they try to set up? "Gameplay balance" and "fun factor" not necessarily primary factors. I've thought up of...
Chess board
Pawn, Page
Knights, Tournament
Bishop
Watchtower
Kings Court, Throne Room
Fortress, Walled Village
Ascension
Militia, Apprentice, Goons, Mystic, Cultist
Rats, Giant, Bridge Troll
Amulet, Gear
Thunderstone
Page, Peasant, Guide
Rats, Giant, Golem
Amulet, Gear, Relic, Dungeon
Settlers of Catan
City, Farming Village, Highway
Thief, Market, Monument
Conspirator, Swindler
2 more random
Seafarers of Catan
City, Highway, Fishing Village
Thief, Market, Monument
Pirate Ship, Wharf, Merchant Ship, Cache
Cities & Knights of Catan
Knights, Fortress
Festival, Swindler, Merchant Guild
Alchemist, Saboteur, Doctor, Bishop, Spy
use Shelters
Puerto Rico
Governor, Quarry, Mine, Tunnel, Inn, Spice Merchant
Market, Grand Market, Wine Merchant, Merchant Guild