In Onslaught, acquire seven gold chalices

Spawn 10 Sidekicks in Multiplayer

Complete the Uncharted Multiplayer Introduction

In Attack of the Radioactive Thing, enter the bomb codes correctly on first try.

In Attack of the Radioactive Thing, assemble the M.A.D. (Modular Atomic Disintegrator).

In Attack of the Radioactive Thing, recover the piece of the Soul Key.

Attempt to perform any original game cheat code.

Don't harm the Mad Family.

Turn an enemy into a Roasted Chicken and eat it.

Lay all the Lost Souls to rest.

Find all the Lost Souls.

Destroy 100 gravestones.

Avoid all the rolling rocks on Cemetery Hill.