Complex sentence: His final appearance in WWE was a loss to Drew McIntyre on the live December 21 episode of "SmackDown", as on December 23, WWE announced that Kaval had been released from his contract.
Split into simpler sentences: His final appearance in WWE was a loss to Drew McIntyre on the live December 21 episode of "SmackDown". On December 23, WWE announced that Kaval had been released from his contract.