Active series

Common active series

The following crates currently drop regularly via the item drop system.

Series #92

Mann Co. Supply Munition
Level 20 Supply Crate
You need a Mann Co. Supply Crate Key to open this.
You can pick one up at the Mann Co. Store.

Added in the March 12, 2015 Patch.

Crate Series #92
Drops	Yes
Items
Candy Cane	16 .07%
Dalokohs Bar	16 .07%
Warrior's Spirit	16 .07%
Apoco-Fists	16 .07%
Red-Tape Recorder	16 .07%
Claidheamh Mòr	3 .33%
Wrangler	3 .33%
Shahanshah	3 .33%
Cloak and Dagger	3 .33%
Buff Banner	3 .33%
Righteous Bison Strangifier	1 .50%
Kritzkrieg	0 .50%
or an Exceedingly Rare Special Item!	1 .00%
Drop rate is an estimate only.
Weapons obtained from this crate will have the Strange quality.

Series #91

Added in the February 11, 2015 Patch.

Crate Series #91
Drops	No
Items
Killstreak Flare Gun Kit	11 .00%
Killstreak Wrench Kit	11 .00%
Killstreak Revolver Kit	11 .00%
Killstreak Machina Kit	11 .00%
Killstreak Baby Face's Blaster Kit	11 .00%
Killstreak Huo-Long Heater Kit	11 .00%
Killstreak Loose Cannon Kit	11 .00%
Killstreak Vaccinator Kit	11 .00%
Killstreak Air Strike Kit	11 .00%
or an Exceedingly Rare Special Item!	1 .00%
Drop rate is an estimate only.
Killstreak Kits obtained from this crate may be of Specialized or Professional grade.

Series #90

Added in the February 11, 2015 Patch.

Crate Series #90
Drops	No
Items
Cow Mangler 5000 Strangifier	20 .00%
Third Degree Strangifier	20 .00%
Winger	20 .00%
Strange Part: Not Crit nor MiniCrit Kills	10 .00%
Strange Part: Player Hits	10 .00%
Strange Cosmetic Part: Assists	10 .00%
Texas Ten Gallon	4 .00%
Frenchman's Beret	4 .00%
AWPer Hand	0 .50%
Ullapool Caber	0 .50%
or an Exceedingly Rare Special Item!	1 .00%
Drop rate is an estimate only.
Weapons obtained from this crate will have the Strange quality and Cosmetics might have the Strange quality.

Series #85

Added in the August 13, 2014 Patch.

Series #84

Added in the August 13, 2014 Patch.

Crate Series #84
Drops	No
Items
Killstreak Stickybomb Launcher Kit	11 .00%
Killstreak Minigun Kit	11 .00%
Killstreak Direct Hit Kit	11 .00%
Killstreak Huntsman Kit	11 .00%
Killstreak Backburner Kit	11 .00%
Killstreak Back Scatter Kit	11 .00%
Killstreak Kritzkrieg Kit	11 .00%
Killstreak Ambassador Kit	11 .00%
Killstreak Frontier Justice Kit	11 .00%
or an Exceedingly Rare Special Item!	1 .00%
Drop rate is an estimate only.
Killstreak Kits obtained from this crate may be of Specialized or Professional grade.

Series #83

Added in the April 1, 2014 Patch.

Crate Series #83
Drops	No
Items
Killstreak Rocket Launcher Kit	12 .38%
Killstreak Scattergun Kit	12 .38%
Killstreak Sniper Rifle Kit	12 .38%
Killstreak Shotgun Kit	12 .38%
Killstreak Ubersaw Kit	12 .38%
Killstreak Gloves of Running Urgently Kit	12 .38%
Killstreak Spy-cicle Kit	12 .38%
Killstreak Axtinguisher Kit	12 .38%
or an Exceedingly Rare Special Item!	1 .00%
Drop rate is an estimate only.
Killstreak Kits obtained from this crate may be of Specialized or Professional grade.

Series #82

Added in the April 1, 2014 Patch.

Uncommon active series

The following crates were common drops during their respective events, but have been since changed to drop infrequently. Many of them require special keys to open, instead of a standard key.

Series #87 – End of the Line Community Crate

End of the Line Community Crate
Level 13 Supply Crate
Crate Series #87
This crate is special.
Its contents are unknown and requires a
End of the Line Community Crate Key to unlock.

Items found from an EOTL Community Crate before January 5th, 2015, will receive a commemorative early supporter tag.

The End of the Line Community Crate contains Unusual effects that will only come from this crate.

Added to the drop system in the November 13, 2014 Patch. The End of the Line Key that opens this crate was released in the December 8, 2014 Patch.This crate contains Wartime Warmth Insulated Inventor Brooklyn Booties Double Dynamite Coldsnap Cap Snow Stompers North Polar Fleece Fur-lined Fighter Boxcar Bomber Bomber's Bucket Hat Screamin' Eagle Winter Woodsman Snow Sleeves Flashdance Footies Thermal Tracker Condor Cap Mistaken Movember Double Dog Dare Demo Pants Sleeveless in Siberia Hunter Heavy Coldfront Curbstompers Cold Snap Coat The Crossing Guard Wartime Warmth Insulated Inventor Brooklyn Booties Double Dynamite Coldsnap Cap Snow Stompers North Polar Fleece Fur-lined Fighter Boxcar Bomber Bomber's Bucket Hat Screamin' Eagle Winter Woodsman Snow Sleeves Flashdance Footies Thermal Tracker Condor Cap Mistaken Movember Double Dog Dare Demo Pants Sleeveless in Siberia Hunter Heavy Coldfront Curbstompers Cold Snap Coat The Crossing Guard Taunt: Pool Party

Crate Series #87
Wartime Warmth		Insulated Inventor		Brooklyn Booties		Double Dynamite		Coldsnap Cap		Snow Stompers
North Polar Fleece		Fur-Lined Fighter		Boxcar Bomber		Bomber's Bucket Hat		Screamin' Eagle		Winter Woodsman
Snow Sleeves		Flashdance Footies		Thermal Tracker		Condor Cap		Mistaken Movember		Double Dog Dare Demo Pants
Sleeveless in Siberia		Hunter Heavy		Coldfront Curbstompers		Crossing Guard		Pool Party		Cold Snap Coat
or an Exceedingly Rare Special Item! (Items in this crate have a chance to be Strange or Unusual.)

Series #81 – Mann Co. Strongbox

Mann Co. Strongbox
Level 13 Supply Crate
Crate Series #81
This crate is special.
Its contents are unknown and requires a
Mann Co. Strongbox Key to unlock.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added to the drop system in the January 10, 2014 Patch. The Mann Co. Strongbox Key that opens this crate was released in the February 7, 2014 Patch. Strongboxes are still dropping, but since February 24, 2014 they are set to drop much less frequently than standard crates.

Series #73 – Fall 2013 Gourd Crate

Fall 2013 Gourd Crate
Level 13 Supply Crate
Crate Series #73
Contains Gold Star approved Community Items
from the Fall 2013 event.

Added in the October 2, 2013 Patch.

Series #72 – Fall 2013 Acorns Crate

Fall 2013 Acorns Crate
Level 13 Supply Crate
Crate Series #72
Contains Gold Star approved Community Items
from the Fall 2013 event.

Added in the October 2, 2013 Patch.

Series #69 – Black Summer 2013 Cooler

Black Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #69
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Black Summer 2013 Cooler Key is needed to open it.

Series #68 – Brown Summer 2013 Cooler

Brown Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #68
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Brown Summer 2013 Cooler Key is needed to open it.

Series #67 – Blue Summer 2013 Cooler

Blue Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #67
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Blue Summer 2013 Cooler Key is needed to open it.

Series #66 – Aqua Summer 2013 Cooler

Aqua Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #66
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. An Aqua Summer 2013 Cooler Key is needed to open it.

Series #65 – Green Summer 2013 Cooler

Green Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #65
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Green Summer 2013 Cooler Key is needed to open it.

Series #64 – Yellow Summer 2013 Cooler

Yellow Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #64
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Yellow Summer 2013 Cooler Key is needed to open it.

Series #63 – Orange Summer 2013 Cooler

Orange Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #63
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. An Orange Summer 2013 Cooler Key is needed to open it.

Series #62 – Red Summer 2013 Cooler

Red Summer 2013 Cooler
Level 13 Supply Crate
Crate Series #62
This crate is special.
It contains a unique selection of Gold Star approved Community Items from the Summer 2013 event.

This crate contains a chance for an Exceedingly Rare Series #3 Unusual Hat!

Added in the July 10, 2013 Patch.

This cooler can be randomly obtained by using a Summer Claim Check and contains one approved set of the community-contributed Gold Star items. A Red Summer 2013 Cooler Key is needed to open it.

Series #61 – Summer Appetizer Crate

Summer Appetizer Crate
Level 13 Supply Crate
Crate Series #61
Contains the first set of Gold Star approved Community Items from the Workshop item import tool.

Added to drop in the July 2, 2013 Patch.

These particular crates cannot be opened with the normal Mann Co. Supply Crate Key. Instead, they require a Summer Appetizer Key, which are available through the Mann Co. Store as of the July 2, 2013 Patch.

Series #58 – Robo Community Crate

Robo Community Crate
Level 13 Supply Crate
Crate Series #58
This crate is special.
Its contents are unknown and requires a
Robo Community Crate Key to unlock.

The Robo Community Crate contains Unusual effects that will only come from this crate.

Added to the game files in the April 23, 2013 Patch. Added to drop in the April 25, 2013 item schema update. The Robo Community Crate Key that opens this crate was released in the May 17, 2013 Patch as part of the Robotic Boogaloo community update. Unlike previous event crates, Robo Community Crates are still dropping, but since June 3rd, 2013 they are set to drop much less frequently than standard crates. The Robo Community Crate has a unique sound effect played while being opened, identical to that of a Tank Robot deploying its bomb in Mann vs. Machine mode.

All items in the following list have a same chance of drop, except Pallet of Crates which can also be added to any item found inside.

Notes

*Drop rate is the observed drop rate.

**Estimated drop rate is an estimate as to what Valve has set the drop rate to be.