The guidance field spawned in Replicus' sight.
[What would you like to upgrade with 'Unbound'?]
"Armour," Replicus responded lazily while also admitting the amount of Null Life Essence he wanted to use.
[15,000 Null Life Essence points expended for 'Special Bonus Random Upgrade']
[Upgrade processing...]
[Special Bonus Random Upgrade decided]
[Random Upgrade complete]
With Skullius evolving to Tier 2 a long time ago, the reserves of Null Life Essence he could store increased from 6,000 to 12,000. This allowed him to get benefits only attainable after using [Unbound] with 10,000 or more Null Life Essence on.
Said benefits were obtained through a Special Bonus Random Upgrade, which, different from a Permanent Random Upgrade, gave a higher grade reward, and added a bonus quality that was usually equal to, or higher in quality than the main profit reaped.
In this case...
500 coins - 1 chpts 1k coins - 2 chpts Super gift - 5 chpts