What does Hundred Days do in AoE3?

Ships 1 Musketeer; Musketeer: hit points −30%, damage −30%. The game says: "Sends a Musketeer for each unit you lost (up to 100), but Musketeers become notably weaker."

Home City card

Hundred Days

Hundred Days (tech ID DEHCREVHundredDays) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 1 civilization, sent from the Colonial Age. Effect: Ships 1 Musketeer; Musketeer: hit points −30%, damage −30%.

Quick answers (3)

Which civilizations have the Hundred Days card?: French.
What does Hundred Days do in AoE3?: Ships 1 Musketeer; Musketeer: hit points −30%, damage −30%. The game says: "Sends a Musketeer for each unit you lost (up to 100), but Musketeers become notably weaker."
What is the tech ID of Hundred Days?: DEHCREVHundredDays.

Sends a Musketeer for each unit you lost (up to 100), but Musketeers become notably weaker.

What it does

Ships 1 Musketeer(unit)
Musketeer: hit points −30%, damage −30%

Cost: 5515
Sent from: II
Times it can be sent: 1
Game ID: DEHCREVHundredDays

In these decks

FrenchII×1

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