History VisualNovel / FullMetalDaemonMuramasa

* YouHateWhatYouAre: Kageaki really, *really* hates himself for [[spoiler:having to kill, especially because of the curse.]]

* AnAesop: Killing breeds more killing, and there's no such thing as "good" or "evil" in that it's a matter of perspective. Who is deemed "good" by one may be deemed "evil" by another.
** For Otori's route specifically, vengeance is a fool's errand and self-destructive.
** For Ichijo's route, "justice" is relative.
** He who seeks retribution at any cost had better get ready to dig a ''lot'' more than two graves.

** ''Sore demo'' (それでも) normally translated as "Even so" but sometimes as "And yet" and other synonyms. Particularly in the ''Hero'' route, but also in the ''Nemesis'' route.

** "Even so" particularly in the ''Hero'' route, but also in the Nemesis route.

* StarfishAlien\EldritchAbomination: [[spoiler:The God of Metal. It's motif BGM is called ''[[HPLovecraft Shining Trapezohedron]]'']].

* StarfishAlien\EldritchAbomination: [[spoiler:The God of Metal. It's motif BGM is called ''Shining Trapezehedron'']].

* FanDisservice: ''Muramasa'' has several sex scenes, and all save those including the main heroines are designed to be terrifying and/or disturbing. All save one are rape scenes, and even if you've played through them before in a previous route, you can't skip them. Even the scenes with the main heroines aren't exactly a picnic, as they demonstrate a disturbed side of the main character.

* KillEmAll: You can pretty much count the characters who're still alive at the end on one hand.

* EvolvingCredits: After an arc is completed, the intro seen at the start of the game will randomly show an image from that arc.

* ForWantOfANail: There are numerous storyline routes, and the player often gets to see the results of choosing a different one. [[spoiler:For example, in the ''Hero'' route, the distraction Ichijo causes by fighting Doshin allows a group of rebels to rescue Sakurako Okabe and both she and Kuniuji are still alive by the end. In a different timeline, the confrontation doesn't happen and Sakurako and Kuniuji end up killing each other]].

* EvolvingCredits: After an arc is completed, the intro seen at the start of the game will show an image from that arc.

* FanDisservice: ''Muramasa'' has several sex scenes, and all save those including the main heroines are designed to be terrifying and/or disturbing. All save one are rape scenes, and even if you've played through them before in a previous route, you can't skip them.

* HealingFactor: Anyone who uses a true Tsurugi often have grater self healing abilities than regular humans with Kageaki for instance healing a wound that went to the bone in just a matter of hours.

* WeAreAsMayflies: Inverted, it is another race, the Emishi, which are short lived. Although they don't visible age much, their average lifespan is just around 30 years with a handful few hitting their 50s.

* ForWantOfANail: There are numerous storyline routes, and the player often gets to see the results of choosing a different one. [[spoiler:For example, in the ''Hero'' route, the distraction Ichijo causes by fighting Doshin allows a group of rebels to rescue Sakurako Okabe and both she and Kuniuji are still alive by the end. In the ''Nemesis'' timeline, the confrontation doesn't happen and Sakurako and Kuniuji end up killing each other]].

* ForWantOfANail: Hikaru got heavy metal poisoning because of a modernized factory drained waste into a country river. This story hides a GreenAesop inside.