SonicSackboy

Take damage to save time In the Tower's caves, drop from a high point to get deeper faster.

Old-Timer Acquire a car manufactured in 1959 or earlier.

King of Battle Achieved five-star ranks in all Coliseum Attack stages

Great Outdoors Endurance Challenge: Survive for 10 days

Battering Ram Shield Bash 5 different thugs

The Cat Came Back Break into Riddler's secret hideout and exact your revenge.

All Snug in Their Beds Uncover the secret history of the park.

Frequent Flyer Zip Kick 5 different thugs

KamuroGo Local Completed 30 KamuroGo City Missions.

Lucky Star Get a top-grade item from a Dream Machine.

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

A cunning warrior Reach level 3 once with any Trait (Multiplayer)

Blue Ribbon Complete a 4-player Competitive Co-Op match in 1st place. (Online co-op Only)

A Feast for Two Endurance Co-op Challenge: Eat the meat of 3 bears with your partner

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

For the greater good! Kill 5,000 enemies.

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Login Reach Rapture Central Computing Operations

I Can Handle the Truth! Complete all available objective in Truth Quest

Iron Fist Destroy all towers and bunkers in 'Blood and Iron'.

Hold the line! Kill 10 enemies while attacking or defending a control point in Supremacy

Patriot Play at least 50 missions.

Good Fences Don't allow any counter-attackers into the Washington Square base

Juggler Simultaneously burn, freeze and poison 4 separate enemies

Root Access Granted Reach Computer Core Access

KamuroGo Shopper Completed five stores in KamuroGo's Shop Missions.

Sonic Right Hook Completed "Bet On A Champ."

One Bad Gato Complete 'Blackcats' on Veteran difficulty. (Solo only)

Grave Robber Collect all Death Cards in the game. (Solo only)

Logout Escape Minerva's Den

SUDO Wrest control of The Thinker from Reed Wahl

Great Haul Endurance Challenge: Escape the forest after surviving 10 days, with at least 10 Relics

Tick Tock You found the 10 hidden alarm clocks.

Science is done by quantity Extract with at least 15 common samples.

SaBOTour Make a break for it

QuickFire Artiste Fire 40 paintballs in under 5 seconds

Worked Hard for the Money Throw away a total of five million yen.

Going Steady A girl revealed her true feelings.

Cursed No More Purify a Cursed piece of gear.

Charted! - Brutal Finish the Game on Brutal Without Changing the Difficulty

Stalemate Associate Press the button!

Repulsed Defeat 100 enemies with Force Repulse

Half a Century of Cars Own at least one car each from the '60s, '70s, '80s, '90s and '00s.

Scorched Earth Complete 'Burn 'em Out' on Veteran difficulty. (Solo only)

Ruthless Kill 15 enemies while mounted on a tank in 'Ring of Steel'.

The Force is strong with this one Earn 10 kills in a match as any hero on Hero Hunt

Sisters of Athena Endurance Co-op Challenge: Kill a combined total of 25 enemies in a single Expedition

Safety ain't the point of a joyride Take no damage in the Endor Chase mission

Sisters of Artemis Endurance Co-op Challenge: Kill a combined total of 10 dangerous animals in a single Expedition

Speed King Achieved five-star ranks in all Time Attack stages