BluTeamgender

BluTeamgender is a xenogender that feels strongly associated to or affected/influenced by the BLU (Builders League United) team in the first-person shooter video game Team Fortress 2. One may identify both as BluTeamgender and as a classgender.

History
BluTeamgender was coined on November 2, 2021, by Wiki User TiredSys, along with RedTeamgender and Class Gender System. It is a subtype of TF2gender.

Flag
From top to bottom:

[Top line] (#5d818d) - the blue color of the background in the Blu team's logo.

[Second line] (#e5e7d2) - the off-white color used to make the picture of the wrench in the Blu team's logo.

[Third line] (#3a3f46) - the grey-blue color of the Blu scout's pants.

[Fourth line] (#090c0b) - the black used in the original tf2gender flag.