Age of Empires
Heavy Cavalry

Age: Iron

Prerequisites: First build a Town Center, build a Barracks, build a Stable, train Cavalry, upgrade to Heavy Cavalry.

Upgrade Cost: 350 Food, 125 Gold

Cost: 70 Food, 80 Gold

Armor: 1

Range: 0

Attack: 10

Hit Points: 150

Speed: Fast

Get From: Stable

Special: +5 attack against infantry; +1 piercing armor against Ballista, Helepolis, and Missle Weapons

Heavy Cavalry has more attack strength and armor than Cavalry. Heavy Cavalry can be upgraded to the Cataphract. Other cavalry units include the Chariot, Scout, and War Elephant.
Researching Leather Armor, Scale Armor, and Chain Mail increase armor. Toolworking, Metalworking, and Metallurgy increases attack strength. Nobility increases hit points.