RCW Megaslam 2018

 was a professional wrestling event produced by Riot City Wrestling (RCW) that took place on April 21, 2018 at the Latvian Hall in Wayville, Australia.

Results

 * (c) refers to the champion(s) heading into the match.
 * Rocky Manero defeated Zak Sabbath
 * Casey Johns (c) defeated Izzy Shaw to retain the RCW Women's Championship
 * The Parea (Eli Theseus & Gabriel Aeros) defeated Tuffy Calhoon & Hammer
 * Grimm fought Kurt Barron and Big Brodie Marshall to a no contest
 * Cadie Tre defeated Tyler Daniels
 * The Millennials (James Kray, Dean Brady & Tom Byrne) defeated The Rude Ones (Bulldog McKenzie, Venus & Marvel) (c) to win the RCW Tag Team Championship (Special Referee:Brad Smyth)
 * Nick Armstrong (c) defeated Chris Basso to retain the RCW Heavyweight Championship