What does TEAM Improved Warships do in AoE3?

War Ship: hit points +10%, damage +10%. The game says: "All warships attack and hitpoints increased."

Home City card

TEAM Improved Warships

TEAM Improved Warships (tech ID YPHCNavalCombatTeam) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 2 civilizations, sent from the Discovery Age. Effect: War Ship: hit points +10%, damage +10%.

Quick answers (3)

Which civilizations have the TEAM Improved Warships card?: Maltese and Chinese.
What does TEAM Improved Warships do in AoE3?: War Ship: hit points +10%, damage +10%. The game says: "All warships attack and hitpoints increased."
What is the tech ID of TEAM Improved Warships?: YPHCNavalCombatTeam.

All warships attack and hitpoints increased.

What it does

War Ship: hit points +10%, damage +10%

Cost: 1
Sent from: I
Times it can be sent: 1
Game ID: YPHCNavalCombatTeam

In these decks

MalteseI×1

ChineseI×1

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