Ace Attorney Investigations Collection achievements, rarest first.

Miles Edgeworth: Ace Investigator

For being awarded all other accolades

How Could You, Sir!?

For saying the worst thing possible to Eustace during his Mind Chess match in AAI2: PG, Episode 5

Promises 6 and 7...?

For presenting Kay's Promise Notebook to her in AAI: ME, Episode 4

Wright Over There!

For examining the side gate twice to see a familiar face in AAI2: PG, Episode 5

Lang Zi Says!

For examining both the sword and the shield on the Primidux Statue with Agent Lang in AAI: ME, Episode 5

Like Father, Like Son

For examining the teapot as both Miles and Gregory in AAI2: PG, Episode 3

Glasses Battle

For listening to Ema Skye talk in the Storeroom about how her studies abroad are going in AAI2: PG, Episode 4

A Winner's Education

For pressing every single one of Eustace's statements and forcing him to correct them all in AAI2: PG, Episode 2

The Blue Badger's Daddy

For having met the creator of the Blue Badger in front of the Gatewater Land Main Gate in AAI: ME, Episode 3

A Prosecutor's True Passions

For examining Edgeworth's seat while investigating with Gumshoe in AAI: ME, Episode 2

Ladders and Step-Ladders

For looking into the true nature of ladders and step-ladders

Wright Over Here!

For going to see a familiar face in the distance from the bridge in front of the Main Gate, just after finding Lance Amano in AAI: ME, Episode 3

A Well-Worn Organizer

For unlocking everything in the Gallery

Fond Memories, Detective

For examining the signpost on the left-hand side of the Spectator Area in AAI2: PG, Episode 1

Behind Each Bench

For examining all three benches - the prosecution's, the defense's, and the judge's - in AAI: ME, Episode 4

Turnabout for the Ages

For completing Episode 5 of AAI2: PG without using Story Mode

A Turnabout Forsaken

For completing Episode 4 of AAI2: PG without using Story Mode

Turnabout Legacy

For completing Episode 3 of AAI2: PG without using Story Mode

The Captive Turnabout

For completing Episode 2 of AAI2: PG without using Story Mode

Turnabout Trigger

For completing Episode 1 of AAI2: PG without using Story Mode

Turnabout Ablaze

For completing Episode 5 of AAI: ME without using Story Mode

Checkmate

For successfully checkmating an opponent in Mind Chess without using Story Mode

Friendship... or Pity?

For listening to Gumshoe talk in the hallway about where he thinks "Jim" came from in AAI: ME, Episode 1

Turnabout Reminiscence

For completing Episode 4 of AAI: ME without using Story Mode

The Kidnapped Turnabout

For completing Episode 3 of AAI: ME without using Story Mode

Turnabout Airlines

For completing Episode 2 of AAI: ME without using Story Mode

Turnabout Visitor

For completing Episode 1 of AAI: ME without using Story Mode

Objection!

For successfully presenting the correct evidence during a Rebuttal without using Story Mode

Everything Old Is New

For playing the game with HD chibi characters

Doing Things My Way

For successfully making a connection during Logic without using Story Mode