Situated at the UST Quadricentennial Pavilion. In 1995, the University of San Carlos celebrated its Quadricentennial (400th Anniversary). The ceremony kicked off with a ballroom Formation competition at the Quadricentennial Pavilion. The Tongues of Fire is the official logo for the quadricentennial celebration. The mascot is named "QUSTER", which stands for Quadricentennial University of Santo Tomas Tiger. The Agape in Paskuhan started in 2011, following the Agape of the Quadricentennial Celebration. The Tongues of Fire is the official logo for the Quadricentennial celebration of the university. It has two main features&colon; the Quadricentennial Fountain and the Quattromondial. A replica of the image was made to commemorate the quadricentennial of the icon's finding. This artwork was unveiled for the Quadricentennial celebrations on January 27, 2011. The Virginia Quadricentennial tartan is an official state tartan of the Commonwealth of Virginia. The construction has been completed in time for the Quadricentennial Celebration of the University. Its first edition was held on 3 September 2016 in UST Quadricentennial Pavilion Arena. The Quadricentennial logo was designed by Dopy Doplon, a Thomasian. The quadricentennial logo was designed by Dopy Doplon, a Thomasian.