Factions, their Unique Abilities, Marriage Bonuses and all Marriage Combinations (bottom)


Blue: House Tully
Hero: Edmure Tully
Successor: Walder Frey
Civ: Britons
Ability: The Riverlands can support 3 extra civilian population.
Marriage Bonus: Marry Roslin or Edmure to receive this bonus.

Red: House Lannister
Hero: Tywin Lannister
Successor: Jaime Lannister
Civ: Italians / Franks
Ability: The Westerlands can support and extra 10 population headroom.
Special Units: Lannister Infantry - Strong Pikemen with a moderate attack bonus vs other units. They spawn double and count as 0.5 population each.
Marriage Bonus: Marry a Lannister to receive this bonus.

Green: House Tyrell
Hero: Mace Tyrell
Successor: Loras Tyrell
Civ: Magyars or Franks
Ability: The Reach is full of food powerhouse and receives 1k food from each Castle every 15 min.
Redwyne Fleet: A 4th Spawn for The Reach. Can be taken over by building Dock in its place.
Marriage Bonus: Marry a Tyrell to receive a food bonus of 1250 Food every 15 min.

Yellow: House Baratheon
Hero: Renly Baratheon
Successor: Stannis Baratheon
Civ: Slavs / Teutons
Ability: Spawn up to 3 Shadow Figures.
#1 Bring a Monk with Relic into the torches with Stannis and Melisandre present.
#2 Sacrifice Shireen in the torches with Stannis and Melisandre present.
#3 Get 200 kills, and a new victim to sacrifice will appear.
-Shadow Figure will assassinate any unit in 1 hit except a Dragon with full health (-250hp to Dragon). After it attacks once, it will vanish.
-Shadow can walk anywhere.
Bring Davos to meet with Salladhor Saan to hire 10 Pirate ships for 2500 gold and also trade Dragonstone's Bannermen spawn for Salladhor Pirates
Marriage Bonus: Receive 1 Trebuchet at Stonehelm and receive 1000 Wood every 15 min.

Teal: House Arryn
Hero: Jon Arryn
Successor: Robin Arryn
Civ: Franks / Teutons
Ability: The Vale's geography and features make it an impenetrable fortress. A great choice for new players.
Marriage Bonus: Knights of The Vale spawn at the Eyrie

Purple: Greyjoy
Hero: Balon Greyjoy
Successor: Euron Greyjoy
Successor 2: Victarian Greyjoy
Civ: Vikings
Abilities: All ships from the Iron Islands regenerate their HP.
Hero Ships: Balon, Theon, Euron and Victarian each have their own unique ship. This ship will get a buff when that hero is garrisonned inside.
Leviathon: 50 unit armored Transport
Greyjoy (purple) starts with 1 less castle and less resources but gains resources from raiding. There are no time limits for these bonuses.
-Each Raze is 75 Wood, 25 Gold and 15 Stone.
-Each Kill is 50 food and 25 Gold
-Once Greyjoy has 3 Castles, he loses this bonus.
Marriage Bonus: Regenerating Navy

Grey: House Stark
Hero: Eddard Stark
Successor: Robb Stark
Civ: Celts
Abilities: NEW- Recruit the Wildlings to fight for you by bringing a Monk with Relic to Tormund at the Wildling camp beyond the wall (Any Player can now do this)
-Extra unit spawn: Dire Wolves at Winterfell.
-Bring Samwell Tarly to The Citadel in The Reach so he can become a Maester and discover the location of Dragon Glass.
-Bring Bran Stark to the center of God's Eye Lake to enable Spies. Disabled when he leaves. Won't work if a Wagon is on the island.
Marriage Bonus: 5 Dire Wolves spawn at Winterfell, then 750 Stone every 15 min.

Orange: House Martell
Hero: Doran Martell
Successor: Oberyn Martell
Civ: Byzantine
Ability: All of Dorne's Infantry will regenerate HP automatically.
-Wield the Greatsword, Dawn at Starfall, or give it away.
-Martell Guards will spawn at Sunspear as long as Doran Martell is alive.
Marriage Bonus: Regenerating Infantry HP

MARRIAGE COMBINATIONS (They must stay together to keep receiving bonuses)
Edmure - Cersei
Edmure - Margaery
Edmure - Lysa
Roslin - Renly
Edmure - Yara
Roslin - Robb
Roslin - Oberyn
Joffrey - Margaery
Cersei - Renly
Jaime - Lysa (Jon Arryn must be dead for Lysa to marry)
Jaime - Yara
Jaime - Sansa
Cersei - Oberyn
Margaery - Renly
Loras - Lysa
Loras - Yara
Loras - Sansa
Margaery - Oberyn
Renly - Lysa
Renly - Yara
Renly - Ellaria Sand
Lysa - Euron
Lysa - Oberyn
Lysa - Robb
Yara - Robb
Yara - Oberyn
Sansa - Oberyn