History NightmareFuel / MarioAndSonicHeroesUnite

** [[spoiler: He kidnapped and torture Luigi and then [[AndIMustScream turn him into his robot slave.]]]]
** [[spoiler: He also transformed Donkey Kong into his [[AttackOfThe50FootWhatever evil giant version of himself.]]]]

** It turns out that the shadow figure turns out to be [[spoiler:Metal Sonic]], who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. [[spoiler:But he soon meets his demise by the hands of Malevo.]]

** It turns out that the shadow figure turns out to be [[spoiler: [[BiggerBad Metal Sonic]]]], who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. [[spoiler:But he soon meets his demise by the hands of [[BiggerBad Malevo]].]]

** [[spolier: He also transformed Donkey Kong into his [[AttackOfThe50FootWhatever evil giant version of himself.]]]]

** He kidnapped and torture Luigi and then [[AndIMustScream turn him into his robot slave.]]
** He also transformed Donkey Kong into his [[AttackOfThe50FootWhatever evil giant version of himself.]]

** It turns out that the shadow figure turns out to be [[BiggerBad Metal Sonic]], who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. [[spoiler:But he soon meets his demise by the hands of [[BiggerBad Malevo]].]]

** '''Tails:''' Whoa! What happened to it?
** '''Luigi:''' You ''don't'' want to know.

** '''Sonic:''' Good thing that Dorrie was there. [[FridgeHorror Otherwise...]]
** '''Luigi:''' Let's not talk about it right now.

** It turns out that the shadow figure turns out to be [[BiggerBad Metal Sonic]], who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. [[Spoiler:But he soon meets his demise by the hands of [[BiggerBad Malevo]].]]

** It turns out that the shadow figure turns out to be [[BiggerBad Metal Sonic]], who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. But he soon meets his demise by the hands of [[BiggerBad Malevo]].

** It turns out that the shadow figure turns out to be Metal Sonic, who plans to be powerful by entering in the Negative Dimension. To do that, he needs to give the 7 Chaos Emeralds to 7 Star Children. After having the long time to do that, it works. But he soon meets his demise by the hands of Ma

* In [[UnderTheSea Chapter 28]], the gang and the [[Pirate Koopa Pirates]] got suck up by the raging whirlpool and pushes them down to the underwater trench below.

* [[BigBooHaunt Any chapter that involves the Boos and King Boo himself.]]

* Any chapter that involves the Boos and King Boo himself.
* In Chapter 28, the gang and the [[Pirates Koopa Pirates]] got suck up by the raging whirlpool and pushes them down to the underwater trench below.
* In Chapter 14, The gang are trying to find a [[Macgriffin Power Star]] at the Toxic Forest but [[NiceJobBreakingItHero Yoshi made the Wiggler upset for eating its meal and chases after him and the gang.]] This isn't much as a problem but the Wiggler soon fell in the [[GrimyWater toxic river]] as the gang got away safely.

** '''Luigi:''' [[FridgeHorror You ''don't'' want to know.]]

* Any chapter that involves the [[Mysterious Stranger shadow figure]] should count.

* In Chapter 14, The gang are trying to find a [[Macgriffin Power Star]] at the Toxic Forest but [[NiceJobBreakingItHero Yoshi made the Wiggler upset for eating its meal and chases after him and the gang.]] This isn't much as a problem but the Wiggler soon fell in the toxic river as the gang got away safely.

** '''Luigi:''' You ''don't'' want to know.

** '''Yoshi:''' You ''don't'' want to know.

* In Chapter 14, The gang are trying to find a [[Macgriffin Power Star]] at the Toxic Forest but [[NiceJobBreakingItHero Yoshi made the [[BewareOFTheNiceOnes Wiggler]] upset for eating its meal and chases after him and the gang.]] This isn't much as a problem but the Wiggler soon fell in the toxic river as the gang got away safely.

* Any chapter that involves the Boos and King Boo himself.