|Movie Debut||Dragon Ball Super: Broly (flashback)|
|Game Debut||Super Dragon Ball Heroes|
Iwen, like all of his fellow Hakaishin, possesses the capability to destroy organisms that exist in their respective universe in order to upkeep the balance in the universe.
Dragon Ball Super
Universe Survival Arc
Iwen accompanied by Awamo, attend the Zen Exhibition Match, where he watches the 7th and 9th Universe contestants fight each other. After the battle between Lavenda and Son Gohan the Grand Priest announces that his respective universe will not be one of eligible teams to fight in the Tournament of Power.
In Other Timelines
- His name is an anagram of "wine" (ワイン, wain), an alcoholic beverage made from fermented grapes.
- Iwen was designed by Toyotarō.