Here is the full list of all 51 BlazBlue: Chronophantasma Extend achievements.
As Hazama, defeat an opponent with an Overdrive Finish.
[Network] Collected a set quantity of items in the Player Match room.
Land all Jin's
As Terumi, finished an opponent during the stomp phase of Serpent's Laceration.
Used all of the Black Gale's follow-up attacks during a single round with Kagura.
Regenerate a total of 100,000 HP with Ragna.
Defeat the same opponent once with Luna's and once with Sena's voice.
As Tager, successfully land a throw on an opponent who is blocking or taking damage.
[Tutorial] Finished the stylish and beginner lessons in Tutorial Mode.
Defeated Ragna using Lambda.
As Nu, win a match by using nothing but projectile attacks.
Finish an opponent while Izayoi is in Slaver Trans-AM Mode.
Defeat Nu, Mu, and Lambda using Noel.
Locked onto an enemy for over 10 seconds during a single round as Bullet.
As Makoto, land an attack with maximum Impact Gauge.
Heard all of the voice patterns of Celica's Drive Attack during a single round.
Finish the opponent with a projectile from Mu's Steins Gunner.
Stayed airborne for a total of 100 seconds using Rachel.
[Replay Theater] Watched a replay.
[Network] A player joined your room.
[Network] Used a default text string in the Player Match room.
[Arcade] Completed Arcade Mode.
[Gallery] Unlocked all of the Unlimited characters.
[Gallery] Unlocked the "Guest Illustrator" category.
[Gallery] Spent P$ 100,000 in Gallery Mode.
[Training] Dealt a total of 100,000 Damage.
[Network] Made some changes to your room.
[Challenge] Completed 50% of all challenges.
[Challenge] Completed 100% of one character's challenges.
[Story] Completed the main story.
[Story] Completed the EXTEND story.
[Story] Completed the Remix Heart story.
[Story] Completed the additional gag reels.
[Abyss] Completed up to Stage 6.
[Score Attack] Completed 1 course.
[Unlimited Mars] Fought in 10 matches.
[Highlander Assault] Completed the Highlander Assault Mode.
[Network] Leveled up to level 11.
As Taokaka, hit every character with Cat Spirit: Encore!
Land a counter hit using Litchi's Thirteen Orphans.
As Arakune, execute a 100 hit combo.
As Bang, activate Overdrive with less than 35% HP, and Overdrive Finish your opponent.
Finish an opponent using Carl's Arpeggio of Oblivion.
As Hakumen, deal 10,000 damage in a single combo.
Land all of Tsubaki's
Defeat the opponent using only wolf-form attacks.
Land all of Relius's Id Lauger follow-ups in a single combo.
Hit every character with Amane's Jakutoku Meika: Gouha Houyou.
Absorbed 10 projectiles during a single round using Azrael's Growler Field.
Kept the opponent airborne for 20 seconds during a single round as Kokonoe.
Mastered BlazBlue Chrono Phantasma Extend.