On 11 February 2007 Lionheart made his Insane Championship Wrestling debut, losing to James Wallace.[6]
On 3 April 2016, Lionheart captured the Insane Championship Wrestling
Zero-G Championship from Davey Boy in a 6-way match at ICW Barramania II. He then proceeded to lose the title to
Kenny Williams in a 7 Man Stairway to Heaven Match with Aaron Echo, Andy Wild, Iestyn Rees, Liam Thomson and
Zack Gibson on 20 November at
Fear & Loathing IX.[7] On 2 December 2018 he won the ICW World Heavyweight Championship for the first time in his career, defeating former champion Jackie Polo in a Career vs. Title Match at Fear and Loathing XI. He wrestled his final match on June 16 2019 at ICW: Fight Club, he defeated Alexander Dean to retain the ICW World Heavyweight Championship and to win the
European Heavyweight Championship. Both titles were vacated after his death.[8][9]
On 23 September 2011, Lionheart made his Preston City Wrestling debut on their "Road to Glory" show, defeating
Jack Gallagher.[11] In March 2014, at a Preston City Wrestling show, McCallum's neck was broken in two places after receiving the Styles Clash following a match against
AJ Styles.[12] As a result of the injury doctors warned McCallum that he may never walk again.[12] Just over a year later, McCallum defied doctors' orders and returned to in-ring competition in March 2015.[4]
On 19 June 2019, McCallum's death was announced on
Twitter by ICW. It was ruled he ended his own life.[16]
McCallum had last tweeted the previous evening, in which he quoted the TV series After Life: "One day you will eat your last meal, you will smell your last flower, you will hug your friend for the last time. You might not know it's the last time, that's why you must do everything you love with passion."[17]
Insane Championship Wrestling hosted the Lionheart League tournament on the
WWE Network between 28 November 2020 and 6 February 2021.[23] The finals saw
Sha Samuels defeat
Stevie Boy.[24][25][26]
Lionheart was inducted into the
ICW Hall of Fame on 18 June 2023 by The Kinky Party (Jack Jester and Sha Samuels).[10]
On 11 February 2007 Lionheart made his Insane Championship Wrestling debut, losing to James Wallace.[6]
On 3 April 2016, Lionheart captured the Insane Championship Wrestling
Zero-G Championship from Davey Boy in a 6-way match at ICW Barramania II. He then proceeded to lose the title to
Kenny Williams in a 7 Man Stairway to Heaven Match with Aaron Echo, Andy Wild, Iestyn Rees, Liam Thomson and
Zack Gibson on 20 November at
Fear & Loathing IX.[7] On 2 December 2018 he won the ICW World Heavyweight Championship for the first time in his career, defeating former champion Jackie Polo in a Career vs. Title Match at Fear and Loathing XI. He wrestled his final match on June 16 2019 at ICW: Fight Club, he defeated Alexander Dean to retain the ICW World Heavyweight Championship and to win the
European Heavyweight Championship. Both titles were vacated after his death.[8][9]
On 23 September 2011, Lionheart made his Preston City Wrestling debut on their "Road to Glory" show, defeating
Jack Gallagher.[11] In March 2014, at a Preston City Wrestling show, McCallum's neck was broken in two places after receiving the Styles Clash following a match against
AJ Styles.[12] As a result of the injury doctors warned McCallum that he may never walk again.[12] Just over a year later, McCallum defied doctors' orders and returned to in-ring competition in March 2015.[4]
On 19 June 2019, McCallum's death was announced on
Twitter by ICW. It was ruled he ended his own life.[16]
McCallum had last tweeted the previous evening, in which he quoted the TV series After Life: "One day you will eat your last meal, you will smell your last flower, you will hug your friend for the last time. You might not know it's the last time, that's why you must do everything you love with passion."[17]
Insane Championship Wrestling hosted the Lionheart League tournament on the
WWE Network between 28 November 2020 and 6 February 2021.[23] The finals saw
Sha Samuels defeat
Stevie Boy.[24][25][26]
Lionheart was inducted into the
ICW Hall of Fame on 18 June 2023 by The Kinky Party (Jack Jester and Sha Samuels).[10]