Free Multiplayer Browser Game of World Domation

Join an existing game, or create game
Game Name Prize Cost Status
4343 (8/8) 1 FREE FULL
'Killer Keem' (8/8) 1 FREE FULL
'I don't know what to call thi' (6/8) 1 FREE JOIN
'2' (8/8) 1 FREE FULL
'3' (8/8) 1 FREE FULL
'!!!!!!!!!!!!!!!!!!!!!!!!' (4/8) 1 FREE JOIN
'Free For All' (8/8) 1 FREE FULL
'Megalomaniacs' (3/8) 1 FREE JOIN
'Y'all join now' (8/8) 1 FREE FULL
'SignUp4Tournament!!!!!!!!!!!' (8/8) 1 FREE FULL
'Trololololololololololo' (3/8) 1 FREE JOIN
'no chicken pls' (8/8) 1 FREE FULL
'Drew's Mom' (8/8) 1 FREE FULL
'Challenge' (7/8) 1 FREE JOIN
'battle to the death' (4/8) 1 FREE JOIN
'La guerre des royaumes' (5/8) 1 FREE JOIN
'narnia' (8/8) 1 FREE FULL
'Battle Alpha' (4/8) 1 FREE JOIN
'Ask Vedant for password' (1/8) 1 FREE JOIN
'Battle of Carneo' (0/8) 1 FREE JOIN
'Ask Alex Knox for password' (0/8) 1 FREE JOIN
'Lincoln Hall Game' (0/8) 1 FREE JOIN
'My mom' (0/8) 1 FREE JOIN
'Lucky Grant And Nathan' (1/8) 1 FREE JOIN
'Lucky Grant And Matia' (0/8) 1 FREE JOIN
'WWIII domination V3' (0/8) 1 FREE JOIN
'Battle For Swag Haha You Cant ' (1/8) 1 FREE JOIN
'Evensen's Game' (0/8) 1 FREE JOIN
'Danny join' (4/8) 1 FREE JOIN
'Roosevelt' (2/8) 1 FREE JOIN
'Ethan's Game' (0/8) 1 FREE JOIN
'MCE' (0/8) 1 FREE JOIN
'msg me to join' (0/8) 1 FREE JOIN
'WWII' (1/8) 1 FREE JOIN
'Battle of the MindMaster' (1/8) 1 FREE JOIN
'World War' (0/8) 1 FREE JOIN
'Minecraft' (0/8) 1 FREE JOIN
'Saif K' (0/8) 1 FREE JOIN
'Noah might win this game (if w' (3/8) 1 FREE JOIN
'Hello Noobs and niggas' (0/8) 1 FREE JOIN
'World Map' (0/8) 1 FREE JOIN
'World domininion' (0/8) 1 FREE JOIN
'Death' (0/8) 1 FREE JOIN
'Aj' (5/8) 1 FREE JOIN
'Heil Hitler' (3/8) 1 FREE JOIN
'War of Ravenwood' (0/8) 1 FREE JOIN
'Alex knok is stupid' (0/8) 1 FREE JOIN
'Battle for earth 2' (1/8) 1 FREE JOIN
'The battle for Earth' (1/8) 1 FREE JOIN
'Snoop Garry' (5/8) 1 FREE JOIN
'Father?' (1/8) 1 FREE JOIN
'Farm 2' (1/8) 1 FREE JOIN
'farm' (8/8) 1 FREE FULL
'Tejas' Game' (3/8) 1 FREE JOIN
'World Conqueror' (0/8) 1 FREE JOIN
'[â°] Pro-ta' (0/8) 1 FREE JOIN
'The Dude' (0/8) 1 2 mPoints JOIN
'tits or GTFO' (2/8) 1 FREE JOIN
'Operation Desert Storm' (1/8) 1 FREE JOIN
'Awesome' (0/8) 1 FREE JOIN
'Art, Grant and Lucky' (3/8) 1 FREE JOIN
'Over Run' (0/8) 1 FREE JOIN
'Secret' (1/8) 1 FREE JOIN
'Sick' (1/8) 1 FREE JOIN
'COOLKIDS' (2/8) 1 FREE JOIN
'The Goose Basket' (0/8) 1 FREE JOIN
'bristol123' (1/8) 1 FREE JOIN
'I can't believe it's not butte' (0/8) 1 FREE JOIN
'Bazinga rekt 1v1 2014 mlg' (0/8) 1 FREE JOIN
'Ask DogeMasterBRUH for pass' (2/8) 1 FREE JOIN
'LHS_Two' (2/8) 1 FREE JOIN
'LHS_Challenger' (1/8) 1 FREE JOIN
'Empire' (1/8) 1 FREE JOIN
'BigButts' (2/8) 1 FREE JOIN
'Blops3 for Days m8' (2/8) 1 FREE JOIN
'BAZINGA will die' (0/8) 1 FREE JOIN
'Cookiezlol' (1/8) 1 FREE JOIN
'The boss' (0/8) 1 FREE JOIN
'YE' (1/8) 1 FREE JOIN
'The Pandemonium' (2/8) 1 FREE JOIN
'A New Deal' (0/8) 1 FREE JOIN
'Chuckypoo' (0/8) 1 FREE JOIN
'Suck my 12 inch dick' (1/8) 1 FREE JOIN
'Devils Gate' (0/8) 1 FREE JOIN
'HabeebWillGetFrickinRekt' (1/8) 1 FREE JOIN
'1v1MeMateElionStopReading' (0/8) 1 FREE JOIN
'W.T.H' (1/8) 1 FREE JOIN
'Friends_Only' (2/8) 1 FREE JOIN
'Derp Ssundee' (1/8) 1 FREE JOIN
'THISGAMEWENTDOWNHILL' (2/8) 1 FREE JOIN
'The Bowel Cleanser' (2/8) 1 FREE JOIN
'The Dingos' (2/8) 1 FREE JOIN
'xD lol' (0/8) 1 FREE JOIN
'Gabe's Secret Fun Time' (0/8) 1 FREE JOIN
'anime fans' (0/8) 1 FREE JOIN
'Z' (2/8) 1 FREE JOIN
'Message me for pass' (2/8) 1 FREE JOIN
'Proskilzandrew' (1/8) 1 FREE JOIN
'Proskilz' (4/8) 1 FREE JOIN
'dox is jew' (0/8) 1 FREE JOIN
'naruto' (0/8) 1 FREE JOIN
'hockey' (0/8) 1 FREE JOIN
'China' (2/8) 1 FREE JOIN
'Dumb' (1/8) 1 FREE JOIN
'dylan & bristol' (0/8) 1 FREE JOIN
'Ok' (1/8) 1 FREE JOIN
'Apple is nah!' (0/8) 1 FREE JOIN
'The Appleby Squad' (3/8) 1 FREE JOIN
'Appleby College' (0/8) 1 FREE JOIN
'Ethan's Game' (0/8) 1 FREE JOIN
'xDeathx0' (2/8) 1 FREE JOIN
'Battle of Carneo' (0/8) 1 FREE JOIN
'SirDerp'sEmpire' (2/8) 1 FREE JOIN
'FOR SKYRIM AND TF2' (1/8) 1 FREE JOIN
'Forest' (0/8) 1 FREE JOIN
'PHUCK U LUCAS' (0/8) 1 FREE JOIN
'You guys are faggots' (0/8) 1 FREE JOIN
'Battle of Peters mom' (0/8) 1 FREE JOIN
'WWIII domination v7' (0/8) 1 FREE JOIN
''Sam's game'' (4/8) 1 FREE JOIN
'Only for 2 people' (5/8) 1 FREE JOIN
'Cool time warfare' (0/8) 1 FREE JOIN
'Eastsiade Prep' (1/8) 1 FREE JOIN
'the cowness game' (1/8) 1 FREE JOIN
'The Goosening' (8/8) 1 FREE FULL
'"Overlake Only Tourna' (1/8) 1 FREE JOIN
'TheDingo Den' (0/8) 1 FREE JOIN
'Thatswatshesaid' (2/8) 1 FREE JOIN
'3334' (1/8) 1 FREE JOIN
'yooooooo' (1/8) 1 FREE JOIN
'WW9' (4/8) 1 FREE JOIN
'Bat' (1/8) 1 FREE JOIN
'Yolo' (0/8) 1 FREE JOIN
'Obviously the goat' (1/8) 1 FREE JOIN
'BAttlke for Fort Iggyston' (0/8) 1 FREE JOIN
'Cthulhu'd II' (0/8) 1 FREE JOIN
'Matija And Lucky forever' (0/8) 1 FREE JOIN
'Luca' (0/8) 1 FREE JOIN
'Welcome to the kkk' (2/8) 1 FREE JOIN
'Do the China Map dammit' (0/8) 1 FREE JOIN
'MIKE IS ADDICTED' (0/8) 1 FREE JOIN
'world at war' (2/8) 1 FREE JOIN
'Sillyartboy' (1/8) 1 FREE JOIN
'BATTLE OF DET MIN FAXE' (4/8) 1 FREE JOIN
'God is not dead' (0/8) 1 FREE JOIN
'FUCKTHEJEWS' (2/8) 1 FREE JOIN
'Pvt' (5/8) 1 FREE JOIN
'GameOfGames' (0/8) 1 FREE JOIN
'josh smells' (1/8) 1 FREE JOIN
'faszomfutty' (2/8) 1 FREE JOIN
'Ask K.C for password' (1/8) 1 FREE JOIN
'ThePasswordiswrittenintheFourm' (3/8) 1 FREE JOIN
'Coolest Kids' (2/8) 1 FREE JOIN
'LH ONLY' (0/8) 1 FREE JOIN
'LH Only' (0/8) 1 FREE JOIN
'LisarowHS' (1/8) 1 FREE JOIN
'RFBB Game' (1/8) 1 FREE JOIN
'I like potatoes v2' (1/8) 1 FREE JOIN
'D90 N1GHTFALL14 Game of Drones' (1/8) 1 FREE JOIN
'Dee Period' (1/8) 1 FREE JOIN
'lol get reckt m8' (0/8) 1 FREE JOIN
'WW3' (2/8) 1 FREE JOIN
'wallace' (1/8) 1 FREE JOIN
'LvB' (0/8) 1 FREE JOIN
'Extra Dark French Roast' (1/8) 1 FREE JOIN
'Extra Dark French Roast Ep. 2' (0/8) 1 FREE JOIN
'RTL' (2/8) 1 FREE JOIN
'CZA' (1/8) 1 FREE JOIN
'For Max and others only' (3/8) 1 FREE JOIN
'MEANFACE' (0/8) 1 FREE JOIN
'pop' (0/8) 1 FREE JOIN
'MEME' (2/8) 1 FREE JOIN
'Yak ina Kan' (0/8) 1 FREE JOIN
'Y'all ready know who it is' (1/8) 1 FREE JOIN
'Savramis_Only' (1/8) 1 FREE JOIN
'EPS' (1/8) 1 FREE JOIN
'Lincoln Hall Game' (5/8) 1 FREE JOIN
'IGS' (2/8) 1 FREE JOIN
'Smoke weed everyday.' (0/8) 1 FREE JOIN
'Take your L 2.0' (0/8) 1 FREE JOIN
'Dear OA' (0/8) 1 FREE JOIN
'WWIII domination' (0/8) 1 FREE JOIN
'Osgwa's Game' (1/8) 1 FREE JOIN
'country domination' (0/8) 1 FREE JOIN
'Packers' (4/8) 1 FREE JOIN
'BCJR' (1/8) 1 FREE JOIN
'hockeygame' (0/8) 1 FREE JOIN
'hockey' (0/8) 1 FREE JOIN
'Locked game' (1/8) 1 FREE JOIN
'Hockeydude' (1/8) 1 FREE JOIN
'World Studies Biacths' (1/8) 1 FREE JOIN
'Penis club' (2/8) 1 FREE JOIN
'RooseveltSquad' (2/8) 1 FREE JOIN
'Hate' (1/8) 1 FREE JOIN
'To Geese or Not to Geese' (4/8) 1 FREE JOIN
'Battle of Johnstone' (1/8) 1 FREE JOIN
'Nahian and Shawn u butt join h' (1/8) 1 FREE JOIN
'Evensen2018' (3/8) 1 FREE JOIN
'WWIII?' (1/8) 1 FREE JOIN
'Ask Ray for password' (1/8) 1 FREE JOIN
'St. Lawrence School' (1/8) 1 FREE JOIN
'FIFA15' (4/8) 1 FREE JOIN
'Billy game' (8/8) 1 FREE FULL
'ActuallyFuckAndrei' (0/8) 1 FREE JOIN
'For Skyrim!' (1/8) 1 FREE JOIN
'The Real World' (0/8) 1 FREE JOIN
'SaifK' (3/8) 1 FREE JOIN
'MY FAMILY ONLY BITCHES' (0/8) 1 FREE JOIN
'Battle of the Blue Moon' (1/8) 1 FREE JOIN
'Guillermo Garcia Gomez' (0/8) 1 FREE JOIN
'Silly doods' (0/8) 1 FREE JOIN
'IGS' (0/8) 1 FREE JOIN
'bat4023' (0/8) 1 FREE JOIN
'Battlefield bad company' (2/8) 1 FREE JOIN
'randy sucks dick' (1/8) 1 FREE JOIN
'Jummy joo joo' (2/8) 1 FREE JOIN
'12345' (0/8) 1 FREE JOIN
'Winners Only' (0/8) 1 FREE JOIN
'Battle of the Elephant Seals' (2/8) 1 FREE JOIN
'Jordan' (2/8) 1 FREE JOIN
'Homies' (0/8) 1 FREE JOIN
'BATTLE OF LUDERHOVEDERNE!' (0/8) 1 FREE JOIN
'SOUPER SEKRIT PLANZ' (3/8) 1 FREE JOIN
'Justmeconnorandcolby' (0/8) 1 FREE JOIN
'teamwork' (1/8) 1 FREE JOIN
'Appleby Trolls' (3/8) 1 FREE JOIN
'Oa password' (1/8) 1 FREE JOIN
'King Derpthur's Campaign' (0/8) 1 FREE JOIN
'Mitchell's Left Bicep is' (0/8) 1 FREE JOIN
'MIKE IS ADDICTED' (0/8) 1 FREE JOIN
'TheGrind2' (6/8) 1 FREE JOIN
'TheGrind' (7/8) 1 FREE JOIN
'The_Pussy_Destroyers' (0/8) 1 FREE JOIN
'Vape Life' (3/8) 1 FREE JOIN
'Baked Potato Friend' (3/8) 1 FREE JOIN
'BEAST' (2/8) 1 FREE JOIN
'Bobby' (0/8) 1 FREE JOIN
'Clash of Eagles 2' (0/8) 1 FREE JOIN
'World War III' (0/8) 1 FREE JOIN
'RMS2018' (1/8) 1 FREE JOIN
'Falling apart ll' (3/8) 1 FREE JOIN
'SANBOX J and S' (4/8) 1 FREE JOIN

Top Players

lmnobzb 53 Win(s)
moneyz 43 Win(s)
BAZINGA 33 Win(s)
DLEE3 28 Win(s)
General 16 Win(s)
GuessWho 20 Win(s)
themanwhowas 15 Win(s)
RxTonic 6 Win(s)
buddy 22 Win(s)
theHM 16 Win(s)

The top winner of the week will be given 20 mPoints

Create Your Account

No download or email verification required.

What is Mastermind.LI?

Mastermind.LI is a free multiplayer world domination game where you battle against players from across the globe! You'll be managing your government, upgrading your military, researching new technologies and much more during your global conquest.

Play directly in your browser (Chrome, Firefox, and Opera), no download is required. You should seriously sign up.

Chat

TitleReplyViews
Changes and updates JWChua
07:25 Nov 26
19883
Make a new game TheghostofAbu
12:03 Dec 9
3
VIP lightningstrike
21:39 Dec 8
27
If you are in fifth grade and go to Roosevelt, then read this. lightningstrike
21:38 Dec 8
65
A New Mastermind?! Joe1634
03:56 Nov 26
7548
Roosevelt students read this dabbleking69
18:27 Nov 22
1292
Just an idea Killa_Drilla
18:01 Nov 18
17317
TIPS ON PLAYING MASTERMIND.LI Killa_Drilla
17:18 Nov 18
4038
Herro arman
11:21 May 17
480
Seriously? I can't even properly stay on the website anymore? KingRafa
14:27 May 14
1167
I WON! :D AlexG0319
18:27 May 12
772
where the fuckin changes to this game bro?! Craptown
13:12 Apr 5
613
Admin is late!! Sammy_Awesome
09:10 Mar 19
1121
Bugs Down_with_You
17:02 Mar 18
933
IF YOU ARE NEW TO ROOSEVELT READ THIS NOW: master_oogway65
18:55 Mar 8
1968
ROOSEVELT STUDENTS THIS IN IMPORTANT king_erock30
18:47 Mar 8
2290
Tournament! Bioquack
14:26 Mar 4
1877
Stop AlexG0319
17:49 Feb 24
1078
Bug: ordering 1 unit per country costs money but doesn't build unit MiniGamer345
21:39 Jan 21
48944
New games and tournament! moneyz
23:23 Jan 14
3088
Keep this a secret Doomsday
17:22 Jan 14
8746
Roosevelt students read this RideTheLightning
23:02 Jan 13
2311
Help quacks
19:31 Dec 14
1682
Chat moneyz
00:23 Dec 11
1595
Chicken lightningstrike
22:58 Nov 24
2977
���� quacks
12:06 Nov 10
1943
Private Servers Nawb1
13:14 Oct 9
3007
Annoying Idle Bump Much? EvilJefe
01:46 Jul 18
3415
Read if you want to see me complain about a troll but its not important Westie44
14:08 May 26
8308
more unlocked games please? Ninja380
02:05 May 15
15822
nope Bioquack
13:10 May 4
6174
I need a mastermind senpai Bioquack
21:47 Apr 29
5099
Banning spiderjaun forever. Bioquack
21:08 Apr 18
8868
Nevermind Bioquack
19:17 Apr 18
7101
Hello JebBush
22:24 Apr 17
6662
Games Cocmic
13:37 Apr 7
5119
Information Te_Splashy
10:00 Mar 26
5849
Bringing the game back. buddy
13:56 Mar 17
19383
Bad Beats and Lucky Wins BAZINGA
06:23 Dec 25
48388
20 mPoints BAZINGA
12:27 Sep 23
12306
#SWAG BAZINGA
01:37 Sep 2
6827
Tips for Mastermind RideTheLightning
04:18 Sep 1
32991
Air Force RideTheLightning
04:16 Sep 1
34129
Admin, are you still alive? RideTheLightning
04:11 Sep 1
16106
weekly games RideTheLightning
04:10 Sep 1
18446
Amazing! Maybe Not BAZINGA
13:57 Aug 31
19198
weekly leaderboard broken? BAZINGA
01:39 Apr 13
15056
Revival of Mastermind BAZINGA
03:59 Apr 12
14050
next weekly date and more news buddy
02:09 Mar 3
19932
weeklys are back buddy
19:50 Feb 26
14451
the fried bacon tournament announcment kixeye
13:56 Jan 19
23525
update on new games (IMPORTANT) moneyz
18:49 Jan 18
10505
A New start? moneyz
00:54 Jan 17
11673
A New start? moneyz
00:53 Jan 17
20657
new games are here moneyz
20:13 Jan 14
14016
new games moneyz
01:15 Jan 12
13113
join my game facekeyboard123
06:20 Dec 23
24424
Someone give me their password so I can play with them! facekeyboard123
03:18 Dec 22
22615
To many locked games! facekeyboard123
03:17 Dec 22
15077
THIS GAME IS GOING DOWN THE DRAIN! facekeyboard123
03:16 Dec 22
31677
game minimizer7
11:52 Dec 6
8809
HELLO, LETS FIX THIS SITE! jar13
17:02 Oct 5
11756
Hey people. jar13
16:57 Oct 5
23424
Newbie help? Djsoulhart
00:13 Aug 7
20428
Bacon Tournament - WINNER Taco_Heaven
02:13 Jul 15
29721
Send me a message if you wanna play a game! KlassiKJ
05:08 Jul 7
17835
Not enough new games for new players Kurau
22:18 May 23
22347
Creating New Games Bridaggs
08:47 Apr 19
47329
announcements for new games? Kurau
17:55 Apr 12
41308
Please Make An App! MrQwerty
12:38 Mar 30
38857
After Action Reports! MrQwerty
12:33 Mar 30
16917
New Picture! vgopalan
00:27 Mar 27
91840
My first post batman
12:16 Mar 18
89898
battleships protheus99
13:18 Mar 14
32966
>inb4 mastermind is dead batman
13:58 Mar 11
41142
FB page Sloth
19:34 Mar 8
24425
i agree 20ben01
15:33 Feb 17
24490
Hey guys! Introductions thread? bamf196
17:07 Feb 7
14984
BUGS? Couple possible issues. protheus99
22:17 Feb 1
29556
Some changes to Mastermind freakyfresh
17:22 Jan 29
28909
Map not loading protheus99
16:35 Jan 29
26414
Mastermind Todo List Akg37
19:32 Dec 16
13368
Kitten Tournament facekeyboard123
03:02 Nov 24
13099
mPoints rules? Rules wiki? theHM
06:40 Nov 15
24664
Expanded Satellites Djsoulhart
20:29 Jun 19
55648
Empire Management admin
10:45 Aug 31
503192
delete. admin
12:30 Sep 3
51898
what is wrong with all these newplayers? pokeguy123
16:42 Aug 30
33355
New Features This Weekend (Details) Djsoulhart
12:24 Jun 20
384565
Locked Games passwords facekeyboard123
18:23 Oct 20
7895
Idea for the game. facekeyboard123
05:50 Sep 3
41861
Air Drops admin
10:16 Jul 16
16891
XP Gain 2.0 Suggestion admin
11:55 Sep 2
16287
Panda Final admin
01:49 Jun 18
49691
Lets make a chatbox at homepage admin
17:50 Sep 2
15773
New Forum admin
14:40 Jun 7
390023
New: Air Drops added admin
22:08 Jun 9
376504
35,000,000XP Won! admin
17:22 Aug 6
8900
Change password? ggz333
23:35 Oct 28
40219
[DONE] Avatar uploading temporary disabled facekeyboard123
20:40 Oct 27
31837
Game Critiques admin
17:43 Oct 27
19898
Mastermind v2 has launched! Jarrett1695
23:10 Oct 24
23743
Penguin Tournament admin
10:18 Oct 22
56022
Suggestion admin
16:06 Oct 18
27682
My thoughts on v2 admin
00:25 Oct 5
33060
V2 admin
15:46 Oct 1
55246
SCREENSHOTS Sept 27! - Mastermind V2 admin
17:24 Sep 30
51975
Lucky airdrop =] RideTheLightning
06:00 Sep 29
25376
Just an update for your guys on v2 RideTheLightning
05:51 Sep 29
37931
Lol BMN555
14:09 Sep 10
21319
Showing ???? facekeyboard123
04:14 Sep 4
17247
Empire Juice replacement facekeyboard123
05:46 Sep 3
34235
Join this game! 1337_
13:22 Sep 2
28415
Ok guys Read admin
11:49 Sep 2
47960
How to make the future map better in the coming update pokeguy123
11:09 Aug 29
22113
Weird Glitch! BMN555
14:04 Aug 27
20508
Unit transfer Sandslash
14:50 Aug 25
74699
Alliances and other Suggestions Tyndael
21:01 Aug 23
10970
Ending a game at 70% conquest when there are no other competitors. Sandslash
15:57 Aug 22
34813
How do you use instant credits admin
10:41 Aug 13
33413
Forgotten Games Airburst
00:23 Aug 9
36293
Lion Tournament - Champion: JackSnipe RideTheLightning
03:50 Aug 1
68449
Buying Instant Credits RideTheLightning
03:35 Aug 1
83181
Remove player with 0 countries!!! admin
13:02 Jul 30
17641
How to use napalm RideTheLightning
03:35 Jul 27
62152
Trading/Buying RideTheLightning
16:17 Jul 24
10221
Idea: Selling Troops & Tanks admin
21:03 Jul 21
15432
Suggestions admin
14:18 Jul 17
45569
Both my friends have to keep relogging in. admin
10:35 Jul 17
62692
Pictures RideTheLightning
05:16 Jul 10
31027
How do I use instant credits? There is nothing in the FAQ admin
18:11 Jul 3
39166
Something about Nukes admin
10:19 Jun 25
18381
Factories RideTheLightning
04:04 Jun 25
42576
Panda Tournament Has Begun! Xyiko
22:14 Jun 17
45580
Nope General
05:42 Jun 17
25339
15 MILLION XP given out! admin
12:33 Jun 14
66699
Ideas, comments, and Suggestions admin
10:25 Jun 14
25843
Forum suggestion admin
11:04 Jun 12
42629
25,000 Bonus XP Now Given to Game Winners! admin
10:39 Jun 12
13635