This tee is a total anomaly as Fugazi never wanted merch to be made for their band, but even though Ian Mackaye never cared about t-shirts he let this one slide as he was tied of dealing with bootleggers and eventually endorsed this design after convincing the Boston makers to give what would have been his cut to a charity. Read the whole article here:

This Bootleg Fugazi Shirt Was So Clever that Ian MacKaye Endorsed It for Charity