One Night Only is a series of professional wrestling events held by the American promotion Impact Wrestling in 2018. Beginning with the 2018 events, the series became exclusive to Global Wrestling Network, rather than be distributed on pay-per-view. All the 2018 events were co-promoted with independent promotions across North America.
| Collision in Oklahoma | |
| Tagline: | "When Worlds Collide" |
| Promotion: | Impact Wrestling Imperial Wrestling Revolution Border City Wrestling |
| Date: | October 14, 2017[1] October 21, 2017[2] |
| Date Aired: | January 10, 2018 |
| City: | Shawnee, Oklahoma Windsor, Ontario |
| Venue: | Firelake Arena St. Clair College Sportsplex |
| Event: | One Night Only |
| Lastevent2: | GFW Amped Anthology – Part 4 |
| Nextevent2: | Canadian Clash |
One Night Only: Collision in Oklahoma was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling, Imperial Wrestling Revolution and Border City Wrestling released exclusively on Global Wrestling Network. Some of the matches were taped in Shawnee, Oklahoma at IWR's second annual When Worlds Collide show, while others were taped in Windsor, Ontario at BCW's annual Excellence event.
| Canadian Clash | |
| Promotion: | Impact Wrestling Border City Wrestling |
| Date: | October 14, 2017 November 7, 2017 December 3, 2017 |
| Date Aired: | February 16, 2018 |
| City: | Ottawa, Ontario, Canada Belleville, Michigan Windsor, Ontario, Canada |
| Venue: | Aberdeen Pavilion Diamondback Saloon St. Clair College |
| Event: | One Night Only |
| Lastevent2: | Collision in Oklahoma |
| Nextevent2: | March Breakdown |
One Night Only: Canadian Clash was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling to be released exclusively on Global Wrestling Network. The event included matches taped during Border City Wrestling's annual Excellence event as well as BCW Motown Showdown.
| March Breakdown | |
| Promotion: | Impact Wrestling Border City Wrestling |
| Date: | March 3, 2018[3] |
| Date Aired: | March 16, 2018 |
| City: | Windsor, Ontario |
| Venue: | St. Clair College Sportsplex |
| Event: | One Night Only |
| Lastevent2: | Canadian Clash |
| Nextevent2: | Cali Combat |
One Night Only: March Breakdown was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Border City Wrestling to be released exclusively on Global Wrestling Network.
| Cali Combat | |
| Promotion: | Impact Wrestling Big Time Wrestling |
| Date: | March 24, 2018 |
| Date Aired: | May 11, 2018 |
| City: | Salinas, California |
| Venue: | Salinas PAL Armory |
| Event: | One Night Only |
| Lastevent2: | March Breakdown |
| Nextevent2: | Zero Fear |
One Night Only: Cali Combat was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Big Time Wrestling to be released exclusively on Global Wrestling Network.
| Zero Fear | |
| Promotion: | Impact Wrestling Destiny World Wrestling |
| Date: | June 3, 2018 |
| Date Aired: | June 15, 2018 |
| City: | Mississauga, Ontario, Canada |
| Venue: | Don Kolov Arena |
| Event: | One Night Only |
| Lastevent2: | Cali Combat |
| Nextevent2: | Bad Intentions |
One Night Only: Zero Fear was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Destiny World Wrestling to be released exclusively on Global Wrestling Network.
| Bad Intentions | |
| Promotion: | Impact Wrestling Destiny World Wrestling |
| Date: | August 25, 2018 |
| Date Aired: | August 31, 2018 |
| City: | Mississauga, Ontario, Canada |
| Venue: | Don Kolov Arena |
| Event: | One Night Only |
| Lastevent2: | Zero Fear |
| Nextevent2: | Night of the Dummies |
One Night Only: Bad Intentions was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Destiny World Wrestling to be released exclusively on Global Wrestling Network.
| Night of the Dummies | |
| Promotion: | Impact Wrestling Xcite Wrestling |
| Date: | August 25, 2018 |
| Date Aired: | September 14, 2018 |
| City: | Binghamton, New York |
| Venue: | American Legion Post 80 |
| Event: | One Night Only |
| Lastevent2: | Bad Intentions |
| Nextevent2: | BCW 25th Anniversary |
One Night Only: Night of the Dummies was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Xcite Wrestling to be released exclusively on Global Wrestling Network.
| BCW 25th Anniversary | |
| Promotion: | Impact Wrestling Border City Wrestling |
| Date: | October 6, 2018 |
| Date Aired: | November 16, 2018 |
| City: | Windsor, Ontario, Canada |
| Venue: | St. Clair College Gym |
| Event: | One Night Only |
| Lastevent2: | Night of the Dummies |
| Nextevent2: | Back to Cali |
One Night Only: BCW 25th Anniversary was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Border City Wrestling to be released exclusively on Global Wrestling Network.
| Back to Cali | |
| Promotion: | Impact Wrestling Big Time Wrestling |
| Date: | December 1, 2018 |
| Date Aired: | December 21, 2018 |
| City: | Salinas, California |
| Venue: | Salinas PAL Armory |
| Event: | One Night Only |
| Lastevent2: | BCW 25th Anniversary |
| Nextevent2: | New Beginnings |
One Night Only: Back to Cali was a professional wrestling pay-per-view (PPV) event produced by Impact Wrestling in conjunction with Big Time Wrestling to be released exclusively on Global Wrestling Network.