NotMyBiscuit

Survival Instinct Fail to save your friend from being killed

Friends Like These Accidentally shoot your friend

Destruction Derby Wreck 24 cars from the comfort of your own vehicle

Naval Blazing Clear 20 naval mines in one playthrough

Non-Cannonical Fire at the secondary target with the cannon

Just Making Sure Get your revenge on the Sniper

Wield a Fist of Iron In Gorod Krovi, wield the Gauntlet of Siegfried.

Scared to Dust Break all petrified kids in the clock tower

Secret Bunker Input the secret code

Long Live The King Steal the crown from the leader of the Spider Kids

Lost at Sea Travel a great distance with the boat
1050/10000

Elitist GTA Online: Complete all 3 Elite Challenges in The Doomsday Heist.

Blown Away In Gorod Krovi, kill 10 zombies at once with the Guard of Fafnir.

My Brother’s Keeper In Der Eisendrache, the one must be erased.

Hidden among the pines Find all secrets in the first three chapters
6/19

Shot Through the Heart Kill 10 Spider Kids while fighting the Mother

Fire Mission In Gorod Krovi, kill 8 zombies with a single Dragon Strike.

Critter Kill Hit Kill every critter
0/5

Iron Lung In Zetsubou No Shima, stay underwater for one minute.

Hidden among rats Find all secrets in the middle three chapters
0/17

A Proper Gander Find and tear down all posters
3/20

Prayer for the Dying Pay tribute at all hidden statues
0/5

Crop Duster In Zetsubou No Shima, kill 10 zombies with a single shot of the KT-4.

Friends Reunited Find all coffins and unlock the secret ending

Beneath the Mask Find all masks
2/18

Hidden in rubble Find all secrets in the final three chapters
0/11

None Left Standing In Der Eisendrache, kill every type of zombie using a minigun.

One Too Many In Zetsubou No Shima, throw up.

Seeds of Doubt In Zetsubou No Shima, the one must be saved.

Big Wall Go beyond the wall

Nothing Lasts Forever Unlock everything

Big Goodbye Finish the game

Assault With Battery In Zetsubou No Shima, electrocute a zombie with a shield.

Vaporeyezed In Gorod Krovi, use the Gigant Beam to kill 20 Zombies in one activation.

Big Makeover Get shiny

Masterminds GTA Online: Complete all 3 Criminal Mastermind challenges in The Doomsday Heist.

Herbal Remedy In Zetsubou No Shima, use a plant to return to life.

Viktorious Revenge In Gorod Krovi, complete all solo Trials in one Zombies game.

Time Attack In Gorod Krovi, complete Time Attack: Round 20.

All Together Now Complete "All Together Now" (Daily Quest)

Web of Defeat In Zetsubou No Shima, remove webs in every possible way in one game.

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

For The Good Of All In Revelations, the Key must be opened.

A Better Tomorrow In Revelations,complete the cycle.

Love And War In Gorod Krovi, the one must be freed.

Big Game Completely finish the game

Big Trophy Unlock every other trophy

Keep Close In Revelations, assist a Keeper in defeating every type of enemy.

Gathering Storm Investigate the jungle facility.

Gun Nut Complete a level with customized loadout.