Arri grew up in the town of Tauranga on the North Island of New Zealand to Chris and Jen Graham. He attended Tauranga Boys College and played volleyball with his mates from years 9 to 13. During which he participated in exchange programs to the United States in order to pursue Volleyball and higher education. After completing year 13 he enlisted in the NZDF and served in Afghanistan from 2011-2012. After returning home from his deployment Arri was selected for qualifications in the NZSAS, after barely passing the selection course and progressing on Arri finally achieved the position as a member of the 1st New Zealand Special Air Services Regiment D Squadron with which he completed two tours of duty in Afghanistan. Following completion of his combat tours in Iraq, Arri left the army to pursue contract work joining with Legion Corp in late October 2014. In Mid 2015 Arri arrived in Kurdistan Iraq in Operations involved with securing Oil Fields around Mosul. In 2016 Arri moved to Donbass in support of Ukrainian Forces in the Region. From 2017 on wards Arri was relocated to an undisclosed location to secure Legion Corp assets until being allocated to South Zagoria to complete contract work and to locate possible WMDs in the region.