In conclusion, we report MAGE‐A1, MAGE‐A4, NY‐ESO‐1, PRAME, and KK‐LC‐1 expression within osteosarcoma, liposarcoma, leiomyosarcoma, chondrosarcoma, and undifferentiated pleomorphic sarcoma using immunohistochemistry and MI chip. This evidence concerns the gene CT83 and undifferentiated pleomorphic sarcoma.