1. Use a strong army with a variety of units, including melee units, ranged units, and siege units.
2. Use a good strategy, such as attacking from multiple sides at once or using a diversionary force.
3. Use powerful heroes and commanders, such as the General or the Warlord, to lead your army.
4. Use powerful siege weapons such as the Catapult or the Trebuchet to batter down the walls of the barbarian village.
5. Upgrade your troops and commanders to make them more powerful.
6. Use spy reports to gather intelligence about the barbarian village, such as the number of troops they have, the type of troops they have, and the strength of their walls.