Disregarding everything, in less than a few hundred years, Heluo secretly established a makeshift organization. Odin conducted a biochemical experiment, and Hela hunted down her own father, leaving the Nine Great Kingdoms in a state of crisis...
Had Celebrian not kicked him awake from his deep slumber, by the time he opened his eyes on his own, he might have found Heluo and Hela teaming up, leading a large force to assault the Immortal Palace, and fighting a life-and-death struggle with Odin's Asa Pantheon of Gods, ending in mutual destruction.
Therefore, the only solution seemed to be moderate intervention, neither neglect nor comprehensive control.
And, it would be best to follow the Nordic World's principle of equivalent exchange.
That's why he didn't refuse the advances of Celebrian and Eden. While receiving their offered prices, he also helped them resolve their respective predicaments.
