These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
And he was outdone by the Children of Entropy. This was a group of people who destroyed an entire universe without remorse, taking over 20 billion people of Aethr with it. And that's without taking into consideration other inhabited planets in that universe...
Kazumi herself is the official Harem Gatherer of Confuto Ordinatio... To some chagrin of PidonusMarasia.
Ensemble Darkhorse - Ksthellixis among the NPCs. Void has even said that he's surprised by his popularity, and expected Macarius to be the most popular.
Game Breaker - Characters who have control over space, time, or dimensions, among other things, are considered this due to the setting and strictly regulated. A player may not app any such character until they have played either an Enforcer or a Councilor for a period of time to show whether or not they can be trusted with the responsibility.
The Children of Entropy crossed it in their debut. They dropped corruption bombs into the mana wells on Aethr, and created in its core a black hole so potent that it would consume the entire universe.