Note: Only put tropes relating to what the characters do or what happens to them in this game
- Brought Down to Normal: In this trial, he can't use Perceive on people.
- Dude, Where's My Respect?: Like Phoenix, hardly gets any respect.
- "The Reason You Suck" Speech: Gives one to the Big Bad.
Also known as The Judge, but this time he's the defendant for killing Robert Erlenmeyer in revenge for killing his brother.
He gets acquitted, but then is killed by Rhea for seeing her disposing of Erlenmeyer
- Dead Little Sister: The Mysterious Bust Killer killed his brother.
- He Knows Too Much
- His Name Really Is "Barkeep"
- Intergenerational Friendship: With Rhea, whom he met while on the Mysterious Bust Killer case.
- Killed Off for Real
- Spanner in the Works: He accidentally takes sleeping medicine instead of tranquilizers, then heads to the cemetery late at night. He gets killed, but this gradually brings about Rhea's downfall.
- Unwitting Pawn: To Chambers; his visit furthered the plan to spring Erlenmeyer
- Villainy Discretion Shot: In a sense, is applied retroactively. Chief Justice Strings argues that the way he handles cases may well have gotten innocent people convicted.
Also known as the Judge's brother (and the one who presided over Mia and Edgeworth's first trial). He is a victim of the Mysterious Bust Killer
A guard at the asylum who was on duty when Chambers visited.
He shows up to testify late in the second day of the trial when Ema is out gathering evidence.
Owner of a funeral home, and Apollo's partner on this case. She is actually the real Mysterious Bust Killer.
- Bare Your Midriff
- Big Bad
- Big Bad Friend
- Bitch in Sheep's Clothing
- Complete Monster
- Dead Little Brother: Who was killed by the Mysterious Bust Killer. In other words, her.
- Expy: She is based off of the concept art for Dalhia.
- Flower in Her Hair
- Hannibal Lecture: Gives Apollo one to eat up his time during the recess.
- Intergenerational Friendship: With Judge. Or so she wants everyone to think
- Lady in Red
- Magnificent Bastard
- My Card: Gives Apollo her business card when they first meet.
- Serial Killer
- Time Limit Boss
- Villainous Breakdown
- What the Hell, Hero?: When Apollo decides to defend Erlenmeyer, she's quite outraged. But it turns out that it's mainly because she wants him to be convicted for her crimes.
The victim in this case, known as the Mysterious Bust Killer. He's not actually dead, and is broken out of prison by his brother. He gets accused of the Judge's murder
- Faking the Dead: By his brother
- Fall Guy: Used as one by Rhea.
- Freudian Excuse: The death of his cat, which he believed to be his fault, drove him into madness
- Never Found the Body: Because he's not actually dead.
- Posthumous Character: Subverted. He's actually alive.
- The Woobie
Shawn O. Fisher
A guard at the asylum, who is Meekins' superior and Erlenmeyer's twin brother. He collaborated with Paul Strings to break Erlenmeyer out of prison.
- Disc One Final Boss: He's set up as the culprit for killing Erlenmeyer, but it turns out the killing was faked.
- Hair-Trigger Temper
- Jerk with a Heart of Gold: Despite his abrasive personality, he deeply cares for his brother.
The new Chief Justice of the court system. He also masterminded the plan to break Erlenmeyer out of prison.
- Anti-Villain: Type III
- To Be Lawful or Good: He's faced with this regarding Erlenmeyer. He chooses to break the law by freeing him, but accepts his punishment once he's caught.
- Well-Intentioned Extremist
The prosecutor Apollo goes up against on this case, who is tirelessly devoted to justice.
- Amoral Attorney: Unlike Edgeworth, Manfred and Franziska, this is not evident at first glance. It comes up when Poole admits that she fabricated a psychiatrist's report to get Erlenmeyer the death penalty.
- Anti-Villain: Type III
- Badass in a Nice Suit
- But Now I Must Go: Is willing to accept the consequences of her forging the report, although she stays around for another day after the Judge is killed.
- Cool Old Lady
- Crusading Widower
- First-Name Basis: After Judge's trial ends, she allows Apollo to call her by her first name, but then retracts that during the second investigation phase.
- Grandma, What Massive Hotness You Have!
- New Old Flame:To the Judge
The Chief Justice's son, who is relatively new.
Robert Erlenmeyer's defense attorney.
- Insistent Terminology: Takes issue with the Mysterious Bust Killer's gender. It turns out that the real killer is a woman.
- Straw Feminist
- One-Scene Wonder
- The one mentioned in Apollo Justice was apparently replaced after the events of 4-3