Main characters:

@Cargo_Brothers - Polandball

@F4XDToT - USAball

@TheMurzik120k - Russiaball

@Malrat_ - UKball

@YumiGaming_ - Franceball

@CreamAlphaWolfram - Chinaball

@9191unikitty - Germanyball

gamejolt - UNball

Major, Reccuring and Minor character:

@DaRealMemeCentralLol - Palestineball

@Regalito - Barbadosball

@Braixen-official - Mongoliaball

@Otus_Maximus_2 - Philippinesball

@YvonXD - Yemenball

@sonicfan2 - Lesothoball

@Sel499 /@Poley64 - Algeriaball

@TaeYai - Tunisiaball

@NonsenseNH - Libyaball

@ColRun1613 - Cubaball

@Noob_Gaming - Brazilball

@MemesFunny - Boliviaball

@MinionAppleBanana - Jordanball

@Da_Treino - Mexicoball

@SavaOnline - Indiaball

@WS_006_SoraDark - Turkeyball

@AxelTheSonicFan - Malaysiaball

@CringeIdiotBreadFace - Myanmarball

@Silver_Ghost - Japanball

@TrainGod2008 - Hungaryball

@tooyo1234 - New Zealandball

@ice_god - Australiaball

@Kholey69 - Canadaball

@Xvonlol - Belarusball

@DaRealFlexSentralLol - Spainball

@DeafPlayer - Nepalrawr

@Fial_official - Irelandball

@aflacc - Comorosball

@coolboiissupercool - Vietnamball

@Deadly_Swap_Sans_Gaming - Cameroonball

@Amalgama666 - Tanzaniaball

@Frank_thy_Flower - Georigaball

@Zezo_The_Dependable - Azerbaijanball

@GamerGuy - Ugandaball

@Mr_Mysterious - Luxembourgball

@goofyahhblueberry - Greeceball

@00000000000000000000000000 - Kazakhbrick

@AlexHenryqueAlvesball - Cambodiaball

@Darkness_Wolf - Palauball

@SSO - Kygryzstanball

@WitherGaming2022 - Israelcube

@Xander2907 - Turkmenistanball

@Egor_The_Electric_Human1991 - Omanball

@Joaoarthur_official - Portugalball

@Adonis_Stickman - Maliball

@NateTinBust44 - South Africaball

@Kasandryx - Kuwaitball

@Undying3215 - North Koreaball

@DrGolden - Madagascarball

@BosnianPooper - Bosnia and Herzegovinaball

@AidenSucksAtLife - Ukraineball

@YourAvreageAnonymous - Bhutanball

@Some-Random-2-years-gamer - Republic of the Congoball

@PurpleGemstoneW - Somaliaball

@Oswald_64 - UAEball

@cs888901 - Djiboutiball

@TheMaskedChris - Mauritaniaball

@ScaryBoi - Venezuelaball

@Itsumi-Peppered - Colombiaball

@MaximusTheShoosh - Ecuardorball

@Rabbitmanontheloosepc - Peruball

@quandile - Chadball

@Plushtube678 - Saudi Arabiaball

@FNaF_Master118 - Uzbekistanball

@No_Desi1 - South Koreaball

@Emmalar - Guinea Bissauball

@Bijipler - Guineaball

@Jellyfish- - Bangladeshball

@jacko_gametime1245 - Tajikistanball

@Jackwald - Tringapore

Fourteen_ - Lebanonball

@Poncelucio (Tanner and Marie) - Qatarball and Bahrainball

@TaxesDave - Maldivesball

@FUNNYEXE - Paraguayball

@dogtroid - DRCball

@phlox - Sudanball

@wildy - Moroccoball

@JolonRa - Kenyaball

@Stap_the_xml_man - Guyanaball

@Tsuraran - Syriaball

@Niismong - Iraqball

SMGOo947 - South Sudanball

@AntonioDaviMarquesdeSouza - Angolaball

@Thevancefromthefuture502 - Indonesiaball

@Cranbyranberson - Armeniaball

@anthonylmao - Mozambiqueball

@GCDev - Nigerball

@slime6 - Nigeriaball

@MrNonHead - Iranball

@YourAvreageAnonymous - Tongaball

@dokkidookiz - Egyptball

@AetherDx - Western Saharaball

@Septic_Girl_Creates_210 - Sri Lankaball

@Sloth2 - Bhutanball

@C2Games - Finlandball

@BBBGaming - Norwayball

@-Lonner- - Beninball

@BraziBalls - East Timorball

@DakotatheHedgehog - Andorraball

@Joset1220 - Islamic Republic of Afghanistanball

@YourLocalFiveSider - Pakistanball

@OggyTheCat - Bruneiball

@Human_Mr - Croatiaball

@VictorCuddlesTheGuy476 - Macedoniaball

@r9ostdkgvuusf0vd9k - Moldovaball

@OSWALD-PLUSHIE-GAMING - Trinidad and Tobagoball

@Real_Saw_Yay_im_a_tool_bfb - Argentinaball

@Xanthus_Fan - Uruguayball

@TopHatBoii - Tuvaluball

@CatBeanieCb - Nauruball

@CloverEvolveToSunnyAlt - Samoaball

@elements126456 - Marshall Islandsball

@macghap - Tongaball

@FUNNYEXE - Cape Verdeball

@Bregody_Official - Sao Tome and Principeball

@WillyOfficial - Maltaball

@TheGoldenSuperior - Bulgariaball

Various GJ users - Other countryballs

Misc:

@Boris-The-Wolf-Bear - ISISball

@That_Egg_Guy - Al-Quedaball

@Wemenfurry3 - Japanese Emprieball

@ZaulBarraca - Reichtangle