Improved attacks and sustained damage
After a few seconds in combat, your first attack against a champion grants bonus AD and convert some of your damage to True Damage.
Takedowns restore health and grant bonus gold.
Takedowns on enemies grant permanent Tenacity.
Deal more damage to champions while you are low on health.
Durability and crowd control
Whenever you gain a shield, your next basic attack against a champion deals bonus adaptive damage.
Gain permanent health when enemy minions or monsters die near you.
+5 AD or 9 AP
+6 Armor or 8 MR (match-up)
As a bruiser who excels as extended fights, Conqueror's prolonged damage and healing output make you a beast to deal with.
Triumph's large burst healing in teamfights, stacked with your defenses, allow you to carry on front-lining for your team.
Sett's biggest weakness is ability to easily kited and CCed.
Last Stand pairs extremely well with Sett's W for massive burst damage.
Shield Bash synergizes well with the large shield you gain from [W] for bonus trading damage.
As a bruiser, late game health scaling is pivotal in your ability to sustain teamfights for your team.