Crossword clues for Nickname for 63-Across 3 lettersAnswerClueNATNickname for 63-AcrossTHEWith 63-Across, nickname for four immortals in this puzzleTONYNickname of 63 Across.TEENAGERWorld's Oldest ___ (nickname for 63-Across)PASTORALNickname for a 63-Across 39-DownEROICANickname for a 63-Across 39-DownCHORALNickname for a 63-Across 39-Down