Combat Zone Wrestling (2011–2012; 2014–present)[edit]
On April 9, 2011, Jake Crist was invited to compete in Combat Zone Wrestling's "Best Of The Best X" representing Insanity Pro Wrestling. Jake Crist would go on to lose in the first round losing against Sami Callihan in a triple threat match that also involved AR Fox.[7] The next night on April 10, 2011 at CZW's "International Incident" Jake Crist would go on to wrestle Jon Moxley in Moxley's final match in CZW in another losing effort. After the match Jake would be attacked by both Moxley and Robert Anthony until Devon Moore made the save.[8] Jake Crist return to CZW on May 14, 2011 in a losing effort against Ryan Mcbride however fans chanted Please Come Back after the match.[9] On June 11, 2011 at CZW "Prelude To Violence" Jake Crist was told by CZW Owner DJ Hyde that if Crist wanted a CZW Contract then he would have to go and defeat Sami Callihan. However Callihan would go on to defeat Jake Crist again. After the match both man showed respect by shaking hands. Adam Cole and Mia Yim would come down to mock Callihan. During the verbal confrontation DJ Hyde would come out and lariat Callihan. Jake Crist would try to save Callihan but wound up attacked by DJ Hyde.[10] On July 9, 2011 at CZW "New Heights" AR Fox would offer a CZW Wired TV Championship title match to Jake Crist. Jake Crist would go on to gain his first win in CZW by defeating AR Fox to become the new CZW Wired TV Champion. Jake's Brother, Dave Crist would also make his CZW debut celebrating with his brother on title win.[11] On September 10, 2011, Jake Crist was originally supposed to defend his newly won title against Chrisjen Hayme. However, Hayme would withdraw from the match and be replaced by Dustin Rayz. Jake Crist would go on to retain against Dustin Rayz. Dave Crist though, would show more concern about his brothers TV title than in Jake Crists well being.[12] After the show Dustin Rayz would confront the Irish Airborne about Dave getting involved in his match against Jake.[13] Rayz would then challenge Dave Crist at CZW "Cerebral". Dave would go one to win that match. Jake Crist successfully defended his Wired TV title against Latin Dragon earlier that night.[14] On April 14, 2012, Dave defeated Jake with a low blow to win the CZW Wired TV Championship.[15] Upon entering CZW, the Irish Airborne formed the Ohio is 4 Killers stable with Nevaeh and Sami Callihan.
2011年4月9日,Jake Crist作为IPW代表参加Combat Zone Wrestling的Best Of The Best X赛事。Jake在第一轮便输给了Sami Callihan,那是一场三重威胁赛,参赛的另一名选手是AR Fox。
2011年4月10日,在CZW的International Incident赛事上,Jake Crist在Jon Moxley【前WWE世界重量级冠军Dean Ambrose】的CZW告别赛中不敌Jon Moxley,赛后Jake被Jon Moxley和Robert Anthony攻击,直到Devon Moore出场救场。
Jake于2011年5月14日再次回归CZW,但在对阵Ryan McBride的比赛中再次败下阵来,赛后观众呼喊着Please Come Back【请务必回来】
在2011年6月11日的CZW Prelude To Violence赛事上Jake Crist被CZW当时的老板DJ Hyde告知,如果Jake想要一纸CZW的合约,那他必须战胜Sami Callihan,但是最终Callihan还是战胜了Jake,赛后双方表示尊敬地握手,Adam Cole【3次ROH世界冠军】和Mia Yim【前TNA女子冠军Jade】出场嘲讽了Callihan,CZW老板DJ Hyde也出场攻击了Callihan,Jake尝试救场,但被DJ Hyde攻击。
2011年7月9日,在CZW New Heights赛事上,AR Fox向Jake Crist提供了一次挑战自己CZW Wired TV冠军王座的机会,Jake最终战胜了AR Fox成为新科CZW Wired TV冠军
Jake的弟弟Dave也出场庆祝
2011年9月10日,Jake本应捍卫自己新赢下的冠军头衔对阵Chrisjen Hayme,但是Hyame表示愿意放弃这次机会,然后把机会给了Dustin Rayz,Jake最终战胜了Rayz完成初次冠军王座防御。,Dave赛后队冠军王座腰带的关心比关心自己的哥哥还要殷勤,Rayz同时表示Dave乱入了这场比赛,想要在CZW Cerebral赛事上挑战Dave,Dave战胜了Rayz,同一晚,Jake战胜了Latin Dragon拉丁龙完成了又一次的冠军王座防御,2012年4月4日,Dave用Low Blow战胜了Jake拿下CZW Wired TV冠军王座。
兄弟俩在往后又和Sami Callihan和Nevaeh组成了O14K团体【Ohio Is 4 Killers,杀手圣地俄亥洲】
On September 27, 2014, at Deja Vu, OI4K defeated the Juicy Product to win the CZW World Tag Team Championship.[16] On July 11, 2015, at New Heights, OI4K lost the CZW World Tag Team Championship to Team Tremendous.[17] In Infinity Pro Wrestling, the Crist Brothers defeated Donnie and Jacob Hollows.[18]
2014年9月27日,在Deja Vu赛事,OI4K战了Juicy Product拿下CZW世界双打冠军王座,2015年7月11日,在New Heights赛事,OI4K将王座输给了Tremendous队伍。