Which deity should I believe in?

A, Adad, Adapa, Adrammelech, Aeon, Agasaya, Aglibol, Ahriman, Ahura Mazda, Ahurani, Ai-ada, Al-Lat, Aja, Aka, Alalu, Al-Lat, Amm, Al-Uzza (El-'Ozza or Han-Uzzai), An, Anahita, Anath (Anat), Anatu, Anbay, Anshar, Anu, Anunitu, An-Zu, Apsu, Aqhat, Ararat, Arinna, Asherali, Ashnan, Ashtoreth, Ashur, Astarte, Atar, Athirat, Athtart, Attis, Aya, Baal (Bel), Baalat (Ba'Alat), Baau, Basamum, Beelsamin, Belit-Seri, Beruth, Borak, Broxa, Caelestis, Cassios, Lebanon, Antilebanon, and Brathy, Chaos, Chemosh, Cotys, Cybele, Daena, Daevas, Dagon, Damkina, Dazimus, Derketo, Dhat-Badan, Dilmun, Dumuzi (Du'uzu), Duttur, Ea, El, Endukugga, Enki, Enlil, Ennugi, Eriskegal, Ereshkigal (Allatu), Eshara, Eshmun, Firanak, Fravashi, Gatamdug, Genea, Genos, Gestinanna, Gula, Hadad, Hannahanna, Hatti, Hea, Hiribi, The Houri, Humban, Innana, Ishkur, Ishtar, Ithm, Jamshid or Jamshyd, Jehovah, Jesus, Kabta, Kadi, Kamrusepas, Ki (Kiki), Kingu, Kolpia, Kothar-u-Khasis, Lahar, Marduk, Mari, Meni, Merodach, Misor, Moloch, Mot, Mushdama, Mylitta, Naamah, Nabu (Nebo), Nairyosangha, Nammu, Namtaru, Nanna, Nebo, Nergal, Nidaba, Ninhursag or Nintu, Ninlil, Ninsar, Nintur, Ninurta, Pa, Qadshu, Rapithwin, Resheph (Mikal or Mekal), Rimmon, Sadarnuna, Shahar, Shalim, Shamish, Shapshu, Sheger, Sin, Siris (Sirah), Taautos, Tammuz, Tanit, Taru, Tasimmet, Telipinu, Tiamat, Tishtrya, Tsehub, Utnapishtim, Utu, Wurusemu, Yam, Yarih (Yarikh), Yima, Zaba, Zababa, Zam, Zanahary (Zanaharibe), Zarpandit, Zarathustra, Zatavu, Zazavavindrano, Ziusudra, Zu (Imdugud), Zurvan Ba, Caishen, Chang Fei, Chang Hsien, Chang Pan, Ch'ang Tsai, Chao san-Niang, Chao T'eng-k'ang, Chen Kao, Ch'eng Huang, Cheng San-Kung, Cheng Yuan-ho, Chi Po, Chien-Ti, Chih Jih, Chih Nii, Chih Nu, Ch'ih Sung-tzu, Ching Ling Tzu, Ch'ing Lung, Chin-hua Niang-niang, Chio Yuan-Tzu, Chou Wang, Chu Niao, Chu Ying, Chuang-Mu, Chu-jung, Chun T'i, Ch'ung Ling-yu, Chung Liu, Chung-kuei, Chung-li Ch'an, Di Jun, Fan K'uei, Fei Lien, Feng Pho-Pho, Fengbo, Fu Hsing, Fu-Hsi, Fu-Pao, Gaomei, Guan Di, Hao Ch'iu, Heng-o, Ho Po (Ping-I), Hou Chi, Hou T'u, Hsi Ling-su, Hsi Shih, Hsi Wang Mu, Hsiao Wu, Hsieh T'ien-chun, Hsien Nung, Hsi-shen, Hsu Ch'ang, Hsuan Wen-hua, Huang Ti, Huang T'ing, Huo Pu, Hu-Shen, Jen An, Jizo Bosatsu, Keng Yen-cheng, King Wan, Ko Hsien-Weng, Kuan Ti, Kuan Ti, Kuei-ku Tzu, Kuo Tzu-i, Lai Cho, Lao Lang, Lei Kung, Lei Tsu, Li Lao-chun, Li Tien, Liu Meng, Liu Pei, Lo Shen, Lo Yu, Lo-Tsu Ta-Hsien, Lu Hsing, Lung Yen, Lu-pan, Ma-Ku, Mang Chin-i, Mang Shen, Mao Meng, Men Shen, Miao Hu, Mi-lo Fo, Ming Shang, Nan-chi Hsien-weng, Niu Wang, Nu Wa, Nu-kua, Pa, Pa Cha, Pai Chung, Pai Liu-Fang, Pai Yu, P'an Niang, P'an-Chin-Lien, Pao Yuan-ch'uan, Phan Ku, P'i Chia-Ma, Pien Ho, San Kuan, Sao-ch'ing Niang, Sarudahiko, Shang Chien, Shang Ti, She chi, Shen Hsui-Chih, Shen Nung, Sheng Mu, Shih Liang, Shiu Fang, Shou-lao, Shun I Fu-jen, Sien-Tsang, Ssu-ma Hsiang-ju, Sun Pin, Sun Ssu-miao, Sung-Chiang, Tan Chu, T'ang Ming Huang, Tao Kung, T'ien Fei, Tien Hou, Tien Mu, Ti-tsang, Tsai Shen, Ts'an Nu, Ts'ang Chien, Tsao Chun, Tsao-Wang, T'shai-Shen, Tung Chun, T'ung Chung-chung, T'ung Lai-yu, Tung Lu, T'ung Ming, Tzu-ku Shen, Wa, Wang Ta-hsien, Wang-Mu-Niang-Niang, Weiwobo, Wen-ch'ang, Wu-tai Yuan-shuai, Xi Hou, Xi Wangmu, Xiu Wenyin, Yanwang, Yaoji, Yen-lo, Yen-Lo-Wang, Yi, Yu, Yu Ch'iang, Yu Huang, Yun-T'ung, Yu-Tzu, Zaoshen, Zhang Xi, , Zhin, Zhongguei, , Zigu Shen, , Zisun, Ch'ang-O, Aba-khatun, Aigiarm, Ajysyt, Alkonost, Almoshi, Altan-Telgey, Ama, Anapel, As-ava, Ausaitis, Austeja, Ayt'ar, Baba Yaga (Jezi Baba), Belobog (Belun), Boldogasszony, Breksta, Bugady Musun, Chernobog (Crnobog, Czarnobog, Czerneboch, Cernobog), Cinei-new, Colleda (Koliada), Cuvto-ava, Dali, Darzu-mate, Dazhbog, Debena, Devana, Diiwica (Dilwica), Doda (Dodola), Dolya, Dragoni, Dugnai, Dunne Enin, Edji, Elena, Erce, Etugen, Falvara, The Fates, The Fatit, Gabija, Ganiklis, Giltine, Hotogov Mailgan, Hov-ava, Iarila, Isten, Ja-neb'a, Jedza, Joda-mate, Kaldas, Kaltes, Keretkun, Khadau, Khursun (Khors), Kostrubonko, Kovas, Krumine, Kupala, Kupalo, Laima, Leshy, Marina, Marzana, Matergabiae, Mat Syra Zemlya, Medeine, Menu (Menulis), Mir-Susne-Khum, Myesyats, Nastasija, (Russia) Goddess of sleep., Nelaima, Norov, Numi-Tarem, Nyia, Ora, Ot, Patollo, Patrimpas, Pereplut, Perkuno, Perun, Pikuolis, Pilnytis, Piluitus, Potrimpo, Puskaitis, Rod, Rugevit, Rultennin, Rusalki, Sakhadai-Noin, Saule, Semargl, Stribog, Sudjaje, Svantovit (Svantevit, Svitovyd), Svarazic (Svarozic, Svarogich), Tengri, Tairgin, Triglav, Ulgen (Ulgan, lgn), Veles (Volos), Vesna, Xatel-Ekwa, Xoli-Kaltes, Yamm, Yarilo, Yarovit, Ynakhsyt, Zaria, Zeme mate, Zemyna, Ziva (Siva), Zizilia, Zonget, Zorya, Zvoruna, Zvezda Dennitsa, Zywie, Aditi, Adityas, Ambika, Ananta (Shesha), Annapurna (Annapatni), Aruna, Ashvins, Balarama, Bhairav