What does Dane Guns do in AoE3?

Maigadi: damage +20%, train time −25%, Influence cost −100, Coin cost +100. The game says: "Maigadi attack and train speed improved. They now cost partially Coin and Influence."

Home City card

Dane Guns

Dane Guns (tech ID DEHCDaneGuns) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 1 civilization, sent from the Colonial Age. Effect: Maigadi: damage +20%, train time −25%, Influence cost −100, Coin cost +100.

Quick answers (3)

Which civilizations have the Dane Guns card?: Hausa.
What does Dane Guns do in AoE3?: Maigadi: damage +20%, train time −25%, Influence cost −100, Coin cost +100. The game says: "Maigadi attack and train speed improved. They now cost partially Coin and Influence."
What is the tech ID of Dane Guns?: DEHCDaneGuns.

Maigadi attack and train speed improved. They now cost partially Coin and Influence.

What it does

Maigadi: damage +20%, train time −25%, Influence cost −100, Coin cost +100

Cost: 1
Sent from: II
Times it can be sent: 1
Game ID: DEHCDaneGuns

In these decks

HausaII×1

Source: techtreey.xml and the Home City files, AoE3: DE 100.19.18309 (build 25040513).