| Challenge | How To Complete | XP Reward |
|---|
| Watch that Killcam! |
Earn a Bank Shot Medal |
5000 |
| Sharing is Caring I |
Earn 20 Share Package Medals |
700 |
| Sharing is Caring II |
Earn 50 Share Package Medals |
2000 |
| Sharing is Caring III |
Earn 100 Share Package Medals |
3000 |
| Sharing is Caring IV |
Earn 200 Share Package Medals |
5000 |
| Suicide Machine I |
Earn 20 Assisted Suicide Medals |
700 |
| Suicide Machine II |
Earn 50 Assisted Suicide Medals |
2000 |
| Suicide Machine III |
Earn 100 Assisted Suicide Medals |
3000 |
| Suicide Machine IV |
Earn 200 Assisted Suicide Medals |
5000 |
| Sniper's Doctrine I |
Earn 20 One Shot, One Kill Medals |
700 |
| Sniper's Doctrine II |
Earn 50 One Shot, One Kill Medals |
2000 |
| Sniper's Doctrine III |
Earn 100 One Shot, One Kill Medals |
3000 |
| Sniper's Doctrine IV |
Earn 200 One Shot, One Kill Medals |
5000 |
| Guardian Angel I |
Earn 20 Rescuer Medals |
700 |
| Guardian Angel II |
Earn 50 Rescuer Medals |
2000 |
| Guardian Angel III |
Earn 100 Rescuer Medals |
3000 |
| Guardian Angel IV |
Earn 200 Rescuer Medals |
5000 |
| Returning the Favor I |
Earn 20 Payback Medals |
700 |
| Returning the Favor II |
Earn 50 Payback Medals |
2000 |
| Returning the Favor III |
Earn 100 Payback Medals |
3000 |
| Returning the Favor IV |
Earn 200 Payback Medals |
5000 |
| The Crate Pirate I |
Earn 20 Hijacker Medals |
700 |
| The Crate Pirate II |
Earn 50 Hijacker Medals |
2000 |
| The Crate Pirate III |
Earn 100 Hijacker Medals |
3000 |
| The Crate Pirate IV |
Earn 200 Hijacker Medals |
5000 |
| Knife in the Back I |
Earn 20 Backstabber Medals |
700 |
| Knife in the Back II |
Earn 50 Backstabber Medals |
2000 |
| Knife in the Back III |
Earn 100 Backstabber Medals |
3000 |
| Knife in the Back IV |
Earn 200 Backstabber Medals |
5000 |
| The First Strike I |
Earn 20 First Blood Medals |
700 |
| The First Strike II |
Earn 50 First Blood Medals |
2000 |
| The First Strike III |
Earn 100 First Blood Medals |
3000 |
| The First Strike IV |
Earn 200 First Blood Medals |
5000 |
| From the Grave I |
Earn 20 Afterlife Medals |
700 |
| From the Grave II |
Earn 50 Afterlife Medals |
2000 |
| From the Grave III |
Earn 100 Afterlife Medals |
3000 |
| From the Grave IV |
Earn 200 Afterlife Medals |
5000 |
| Sticky Bombed I |
Earn 20 Stuck Medals |
700 |
| Sticky Bombed II |
Earn 50 Stuck Medals |
2000 |
| Sticky Bombed III |
Earn 100 Stuck Medals |
3000 |
| Sticky Bombed IV |
Earn 200 Stuck Medals |
5000 |
| Revenge for the Dead I |
Earn 20 Avenger Medals |
700 |
| Revenge for the Dead II |
Earn 50 Avenger Medals |
2000 |
| Revenge for the Dead III |
Earn 100 Avenger Medals |
3000 |
| Revenge for the Dead IV |
Earn 200 Avenger Medals |
5000 |
| Perfectly Executed I |
Earn 20 Execution Medals |
700 |
| Perfectly Executed II |
Earn 50 Execution Medals |
2000 |
| Perfectly Executed III |
Earn 100 Execution Medals |
3000 |
| Perfectly Executed IV |
Earn 200 Execution Medals |
5000 |
| From a Distance I |
Earn 20 Long Shot Medals |
700 |
| From a Distance II |
Earn 50 Long Shot Medals |
2000 |
| From a Distance III |
Earn 100 Long Shot Medals |
3000 |
| From a Distance IV |
Earn 200 Long Shot Medals |
5000 |
| Heartbreaker I |
Earn 20 Buzz Kill Medals |
700 |
| Heartbreaker II |
Earn 50 Buzz Kill Medals |
2000 |
| Heartbreaker III |
Earn 100 Buzz Kill Medals |
3000 |
| Heartbreaker IV |
Earn 200 Buzz Kill Medals |
5000 |
| Combat Medic I |
Earn 20 Medic Medals |
700 |
| Combat Medic II |
Earn 50 Medic Medals |
2000 |
| Combat Medic III |
Earn 100 Medic Medals |
3000 |
| Combat Medic IV |
Earn 200 Medic Medals |
5000 |
| Assisted Homicide I |
Earn 20 Assist Medals |
700 |
| Assisted Homicide II |
Earn 50 Assist Medals |
2000 |
| Assisted Homicide III |
Earn 100 Assist Medals |
3000 |
| Assisted Homicide IV |
Earn 200 Assist Medals |
5000 |
Black Ops 
