Han "viviD" Gi-hun played for Quvic E-Sports during the Champions Spring 2015 Qualifiers but they lost 2-1 to Xenics in the group stage. The team disbanded on February 14th, 2015. He joined Prime Clan in March of 2015 as their support. They qualified for SBENU Champions Summer 2015 after going 1-1 in their group against Samsung Galaxy and Xenics during Champions Summer 2015 Promotion. Afterwards, Prime was sponsored by SBENU and renamed themselves to SBENU Sonicboom. ViviD shares the starting support position with Secret. SBENU placed last in Champions Summer and were forced to play in the LCK 2016 Season Spring Promotion. SBENU played Ever and managed to win 3-1 to requalify for the LCK, however viviD didn't play in these games.
In December 2015, viviD left SBENU. Soon after, he moved to Japan along with Catch and joined DetonatioN Gaming. He also renamed from viviD to Eternal but reverted the change in May 2016.