<br><table width='100%' cellpadding=3 cellspacing=3 border=0><tr valign='top'><th>Achievement</th><th>How to unlock
</th></tr><tr valign='top'><td>..My BOOMSTICK!</td><td>Kill any 100 enemy with the shotgun.
</td></tr><tr valign='top'><td>Bottles of Blood</td><td>Find and shoot all the bottles of blood.
</td></tr><tr valign='top'><td>Don't mention the Z word!</td><td>Successfully complete Chapter 1 with 4 players.
</td></tr><tr valign='top'><td>Explosive Personality!</td><td>Kill a suicide grunt by hitting his grenade.
</td></tr><tr valign='top'><td>Good, bad, I'm the guy with the gun.</td><td>Kill 20 Elites in co-op.
</td></tr><tr valign='top'><td>Groovy!</td><td>Pick up a shotgun.
</td></tr><tr valign='top'><td>I have given them the last Reichs.</td><td>Get at least 10 for 1 explosive kill in 4 player co-op.
</td></tr><tr valign='top'><td>I ran it under a cold tap.</td><td>Get at least 20 for 1 explosive kill in 4 player co-op.
</td></tr><tr valign='top'><td>I will not negotiate with the Undead</td><td>Kill 5000 enemies.
</td></tr><tr valign='top'><td>I’m coming to get you Barbara!</td><td>Kill 1000 enemies.
</td></tr><tr valign='top'><td>Like a drunk who's lost a bet.</td><td>Kill 20 enemies as they revive.
</td></tr><tr valign='top'><td>Nazi Army Gold</td><td>Collect all Gold Bars.
</td></tr><tr valign='top'><td>No more room in hell</td><td>Successfully complete Chapter 5 with 4 players.
</td></tr><tr valign='top'><td>Play it Thule</td><td>Successfully complete Chapter 3 with 4 players.
</td></tr><tr valign='top'><td>Resurrect this!</td><td>Kill the Occult General.
</td></tr><tr valign='top'><td>Resurrection Day</td><td>Successfully complete Chapter 2 with 4 players.
</td></tr><tr valign='top'><td>Send...more...Paramedics..</td><td>Successfully complete All Chapters 4 players on Elite Difficulty.
</td></tr><tr valign='top'><td>Soul survivor</td><td>Kick 50 enemies down in co-op.
</td></tr><tr valign='top'><td>The pen is mightier than the sidearm</td><td>Successfully complete Chapter 4 with 4 players.
</td></tr><tr valign='top'><td>The Preacher says BOOM!</td><td>Pick up the Preacher.
</td></tr><tr valign='top'><td>They're all messed up</td><td>Get at least 15 for 1 explosive kill in 4 player co-op.
</td></tr><tr valign='top'><td>We got this by the ass!</td><td>Kill 500 enemy grunts.
</td></tr><tr valign='top'><td>You got rid of those stiffs yet?</td><td>Kill 100 skeletons with explosives.
</td></tr><tr valign='top'><td>Your blood pressure is zero over zero.</td><td>Kill 20 Snipers in co-op.
</td></tr><tr valign='top'><td>You’ve got red on you</td><td>Kill 2000 enemy grunts in co-op.
</td></tr></table>