Some GoT designs(made for a scenario where only GoT civs are active, ideally on a westoros map. I've basically tried to take vanilla components and make them more interesing)/
House Stark(
Jon Snow)
UA: The North Remembers

City state influence decreases at 50% the usual rate(on normal speed), and killing barbarians near city state borders grants double

influence. Gain a wolf when founding each of your first 5 cities.
UU: Wolf
Replaces the scout, but may not be bought or trained. has 3

moves and may retreat when melee attacked. Gains +1

strength for each 10 turns passed since its spawning, up to 15 strength.
UB: Winter stash
Replaces the aqueduct, and requires the city to have a tile of snow or tundra within its range to be built, rather than a source of fresh water. In addition to the aqueduct's effects, the winter stash will grants +1

food for each

trade route sent from the city to a

city-state, doubled if the city state is your ally.
The Free Folk(
Mance Rayder)
UA: The king beyond the walls

Barbarians defeated in melee combat have a chance to join your army, increasing the closer they are to an encampment. Units have

double movement in snow and tundra.
UU: Axeman
Replaces the longswordsman. Cheaper and slightly weaker(20

), The Axeman receives a 5% bonus while attacking units that didn't see it last turn for each promotion it has(including this one). Enemy units receive no defensive terrain bonuses while attacked by the axeman on snow or tundra.
UB: Wooden walls
Cheaper to build. Additionally, grants +1

production from forest tiles.
House Lannister(
Tywin Lannister)
UA: Riches of Westeros
Luxury tiles yield

double gold. Sources of gold and silver provide double quantity, and reduce the cost of purchasing

units by 3% each if improved within the working range of cities you founded.
UU: Lionswords
Replaces the longswordsman. Gains a

defensive bonus the closer it is to your

capital, and a bonus when fighting in open terrain(including cities) the closer it is to the nearest enemy capital. If bought, starts with an additional 15 XP.
UU: Qyburn's scorpion
Replaces the Trebuchet. Only has a 100% bonus against

cities, and is more expanisve. However, it starts with the range promotion and gains a 5% bonus against infantry for each adjacent land melee unit.
House Greyjoy(
Baelon Greyjoy)
UA: We do not sow
Pillaging costs no moves, grants triple

gold, and

culture as well as

faith equal to that amount. Embarked units have +1 sight and movement, and pay just 1 movement point to embark.
UU: Longship
Replaces the Galleass. Has 4

move points instead of 3. Any hostile forces ending their turn next to it take 10 damage, increasing to 12 if it has a bonus against their domain.
UB: Seaside tower
Replaces the lighthouse. in addition to its effects, it grants the city 50 HP in addition to +2

strength for each coastal tile it is adjacent to. Also grants +1

faith from sea resources.
House Targeryan(
Daenerys Targeryan)
UA: Breaker of chains
Gain an infantry unit upon conquering a city that has never been under your control. Units have a 10% bonus against

city states for each civilian unit they posess(up to 40%) and generate double

great general points while fighting them.
UU: Unsullied
Replaces the pikeman. Has no bonus against mounted units and is more expanisve. however, it has higher strength (18

) and a bonus against infantry(25%). It starts with the shock I promotion, and if fighting on flat terrain, will fight as if it full strength even when damaged.
UU: Second sons
Replaces the longwordsman. Slightly weaker (20

) but faster (3

), the second sons differs from the unit it replaces by having the ability to double the rate of resistance reduction when garrisoned in an

occupied city, gaining experience in the process.
TBC