Which civilizations have the Outlaw Combat card?

Ottomans, Portuguese, Spanish, Italians and Maltese.

What does Outlaw Combat do in AoE3?

Outlaw: hit points +15%, damage +15%; Mercenary: hit points +15%, damage +15%; Ships 1 Spanish Treasure Chest. The game says: "Outlaw and Mercenary units hitpoints and damage increased."

Home City card

Outlaw Combat

Outlaw Combat (tech ID DEHCREVOutlawCombat) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 5 civilizations, sent from the Fortress Age and Industrial Age. Effect: Outlaw: hit points +15%, damage +15%; Mercenary: hit points +15%, damage +15%; Ships 1 Spanish Treasure Chest.

Quick answers (3)

Which civilizations have the Outlaw Combat card?: Ottomans, Portuguese, Spanish, Italians and Maltese.
What does Outlaw Combat do in AoE3?: Outlaw: hit points +15%, damage +15%; Mercenary: hit points +15%, damage +15%; Ships 1 Spanish Treasure Chest. The game says: "Outlaw and Mercenary units hitpoints and damage increased."
What is the tech ID of Outlaw Combat?: DEHCREVOutlawCombat.