Here is the full list of all 50 Tekken Tag Tournament 2 achievements worth 1,000 gamerscore.
You dealt a total of 1000 damage in Practice in Offline Mode.
You successfully completed 10 throw escapes.
You became Tekken Lord in Offline Mode.
You pulled off 10 Tag Assaults.
You pulled off 3 Direct Tag Assaults.
You earned Vanquisher in Offline Mode.
You dropped a damsel into the pool in the Eternal Paradise stage.
You unlocked 40 characters' ending movies.
You pulled off 10 bound combos.
You used an item move.
You customized a character.
You pulled off 3 reversals.
You changed the background music using TEKKEN TUNES.
You earned over 10,000,000G total.
You broke a balcony.
You earned 3 Lucky Boxes.
You defeated 30 ghosts.
Your upper body got wet in the Fallen Garden stage.
You dealt more than 62 damage in a midair combo.
You pulled off 10 homing attacks.
You cleared an Offline Mode arcade battle solo.
You broke a floor.
You broke a wall.
You won a PERFECT battle.
You pulled off 3 ukemi.
You earned everything.
You cleared an Offline Mode arcade battle with a partner.
You won 3 team battles in Offline Mode.
You cleared Offline Mode Time Attack within 20 minutes.
You won 10 consecutive battles in Survival in Offline Mode.
You cleared Stage 1 in Fight Lab.
You cleared Stage 2 in Fight Lab.
You cleared Stage 3 in Fight Lab.
You cleared Stage 4 in Fight Lab.
You cleared Stage 5 in Fight Lab.
You unlocked all the content in Fight Lab.
You won a GREAT battle.
You pulled off 3 low parries.
You pulled off 3 10 hit combos.
You pulled off 10 Tag Combos.
You pulled off 10 Tag Throws.
You pulled off 3 Tag Crashes.
You pulled off 3 partner-specific Tag Throws.
You pulled off a GREAT combo.
You switched places with your partner 765 times.
You escaped from Alisa's Spam Bomb move.
You won a ranked match in Online Mode.
You won a player match in Online Mode.
You fought 3 times in Online Mode.
You earned 1st dan in Online Mode.