Here is the full list of all 57 Unreal Tournament 3 achievements.
Complete 100 Warfare matches played to at least 3 points.
Win 500 online matches.
Get 200 kills in multiplayer on 50 different days.
Complete 100 VCTF matches played to at least 3 captures.
Completed 100 CTF matches played to at least 3 captures.
Get the "Big Game Hunter" award in 10 matches.
Have over 20 minutes of "Invisibility Time".
Complete Chapter 4 in Insane.
Get the "Top Gun" award in 20 matches.
Use the Slow Field power-up for over 10 minutes total.
Complete Chapter 3 in Insane.
Collect every power up on every map.
Return 100 Orbs in Warfare matches.
Get the "Combo King" award in 10 matches.
Kill an enemy with every vehicle (except hoverboard).
Get 100 kills with the Eradicator.
Get the "Monster Kill" award in 20 matches.
Reach 20 kills against a god-like bot in instant action without dying.
Complete 100 Deathmatch or Duel matches played to at least 20 kills.
Get the "Head Hunter" award in 10 matches.
Become a titan 20 times.
Have over 20 minutes of "Berserk Time".
20 successful retributions against a betrayer.
Win a multiplayer match on every map.
Get "Bullseye" (self-destruct to destroy an enemy) award in 20 matches.
Become a Behemoth 10 times.
10 kills with every Titan weapon in one Titan transformation.
Get the "Gun Slinger" award in 10 matches.
Achieve a Hat Trick in 10 CTF or VCTF matches.
Get the "Shaft Master" award in 10 matches.
Get the "JackHammer" award in 10 matches.
Have over 10 minutes of "Invulnerable Time".
Get the "Biohazard" award in 10 matches.
Get the "First Blood" award in 40 matches.
Kill 10 people with spidermines in deathmatch.
Grab 200 points worth of betrayal pots.
Get the "Blue Streak" award in 10 matches.
Complete a multiplayer match in every game type.
Defeat Akasha and complete the campaign in Insane.
Complete a campaign in co-op.
Defeat Akasha and complete the campaign.
Complete Chapter 4.
Complete 10 missions in co-op.
Complete Chapter 3.
Score 500 skulls in Greed.
Get the "Rocket Scientist" award in 10 matches and "Flak Master" award in 10 matches.
Complete Chapter 2 in Insane.
Complete Chapter 2.
Complete 1 mission in co-op.
Have over 20 minutes of "UDamage Time".
Deliver 50 skulls in one score in Greed against adept or higher skilled bots.
Get the "Roadkill" award in 10 matches.
Play a match with every mutator, using only 1 per match.
End sprees in 20 matches.
Get the "Killing Spree" award in 20 matches.
Complete an Instant Action match in every game mode.
Complete Chapter 1.