For an SCAW Superstar to become a Grand Slam Champion, they need to have had an SCAW Championship reign, an SCAW Internet Championship or SCAW Legends Championship reign, SCAW Zero-One Championship or SCAW Hardcore Championship reign, and a SCAW Tag Team Championship reign. Grand Slam Championships involve a world title (SCAW), a Second-Tier title (Internet or Legends), a Tertiary title (Zero-One or Hardcore) and a tag team title.
- File:Dante.png, King, Mr. Clean and Ryu Hayabusa need an SCAW Championship reign.
- Thor need an SCAW Internet Championship reign.
- Captain Marvel, Hellboy, Ichigo Kurosaki, Iron Man and Spider-Man need an SCAW Zero-One Championship or SCAW Hardcore Championship reign.
| Champion | Primary championships | Tag team championships | Secondary championship | Tertiary championships | ||
|---|---|---|---|---|---|---|
| Batman | February 7, 2008 | August 29, 2008 (with The Joker) |
November 25, 2009 | October 11, 2007 | ||
| Green Lantern | June 29, 2010 | November 19, 2008 (with Robin) |
May 9, 2010 | March 13, 2008 | ||
| Robin | December 19, 2010 | November 19, 2008 (with Green Lantern) |
February 4, 2012 | August 29, 2008 | ||
| The Joker | March 31, 2012 | August 29, 2008 (with Batman) |
May 30, 2008 | February 14, 2008 | ||
| Edward Elric | January 12, 2014 | May 5, 2011 (with Ichigo Kurosaki) |
March 31, 2012 | April 7, 2010 | ||
| The Prince of Persia | February 27, 2013 | February 29, 2012 (with The Gladiator) |
February 16, 2015 | April 5, 2009 | ||
| Ghost Rider | March 16, 2011 | August 16, 2014 (with Dante) |
January 16, 2008 | September 15, 2013 | June 22, 2015 | |