Toaru Majutsu no Heavy na Zashiki-warashi ga Kantan na Satsujinki no Konkatsu Jijou Manga Chapter 004

An Absurd Lost Item Under Attack From a "Translucent Robot" (「半透明のロボット」に襲われる不条理な落とし物拾い) is the fourth chapter of the Toaru Majutsu no Heavy na Zashiki-warashi ga Kantan na Satsujinki no Konkatsu Jijou crossover manga, released on May 12, 2015.

Adapted from

 * Toaru Majutsu no Heavy na Zashiki-warashi ga Kantan na Satsujinki no Konkatsu Jijou

Major Events

 * The group defeats the Niflheim solider and ruining Hel's plans for them.

Toaru Majutsu no Index universe

 * Kamijou Touma
 * Index Librorum Prohibitorum
 * Misaka Mikoto

Heavy Object universe

 * Quenser Barbotage
 * Heivia Winchell

The Zashiki Warashi of Intellectual Village

 * Yukari (Zashiki-Warashi)
 * Yuki-Onna
 * Jinnai Shinobu

A Simple universe

 * Anzai Kyousuke
 * Higashikawa Mamoru
 * Bunny Girl Karen

Killer Princess and the Deep End

 * Satsuki
 * Nanajou Kyouichirou

The Circumstances Leading to Waltraute's Marriage

 * Hel

Abilities

 * Electromaster (Railgun-variant) - Misaka Mikoto, Level 5

New Abilities

 * Nanajou Kyouichirou - ability to always come out on top for some strange reason or another
 * Higashikawa Mamoru - Ever-Victorious Challenger

Locations

 * Waltraute's world (World of Norse mythology)
 * Niflheim (referenced)

Cultural references

 * Index references.