Regardless of individual items thrown (Pots, Summon Cards, Upgrading items, tc) group of mobs may drop a lot of items, here the complete list (only group items).

Vasabhum, Vasabhum Caura, Vasabhum Kulapra, Mlecchas, Mlecchas Caura, Vrca, Vrca Dara
Trana plate
Vadati Suit
Tars Garb
Varabana Robe
Trana Pants
Vadati Pants
Tars Pants
Varabana Pants
Trana Gauntlets
Vadati Knuckle Guards
Tars Gloves
Varabana Mittens
Trana Greaves
Vadati Boots
Tars Shoes
Varabana Sandals
Saraa Vrca, Varaha, Varaha Raja, Aprah Varaha Raja, Mlecchas Karmana, Srbinda, Srbinda Satvan, Ulkamukha, Ulkamukha Caura, Ulkamukha Satvan
Jalaka plate
Jayati Suit
Samyuga Garb
Visamnnaha Robe
Jayati Pants
Samyuga pants
Samyuga pants
Visamnnaha Pants
Jalaka Gauntñes
Jayati Knuckle Guards
Samyuga gloves
Visamnnaha Mittens
Jalaka Greaves
Jayati Boots
Samyuga shoes
Visamnnaha Sandals
Boa, Visa Curmi, Ugra Ulkamukha, Ugra Ulkamukha Caura, Heruka, Azna Heruka, Ananga, Ananga Dvanta, Pizac Aggana
Amsatra Plate
Prathana Suit
Pradana Garb
Kajcuka Robe
Amsatra Pants
Pratana Pants
Pradana Pants
Kajcuka Pants
Amsatra Gauntlets
Pratana Knuckle Guards
Pradana gloves
Kajcuka Mittens
Amsatra Greaves
Pratana Boots
Pradana shoes
Kajcuka Sandals
Ugra Ulkamukha Satvan, Kaulitara
Tanuvarman Plate
Karyanimaya Suit
Zastrakali Garb
Jalavala Robe
Tanuvarman pants
Karyanimaya Pants
Zastrakali Pants
Jalavala Pants
Tanuvarman Gauntlets
Karyanimaya Knuckle Guards
Zastrakali Gloves
Jalavala Mittens
Tanuvarman Greaves
Karyanimaya Boots
Zastrakali Shoes
Jalavala Sandals
Zaku, Zaku Gosu, Borangi, Byokbo, Sinkiu, Sinkiu Gosu, Kyoin, Zinmon, Mangriang, Zinmon Gosu
Tanuvarman Plate
Karyanimaya Suit
Zastrakali Garb
Jalavala Robe
Tanuvarman pants
Karyanimaya Pants
Zastrakali Pants
Jalavala Pants
Tanuvarman Gauntlets
Karyanimaya Knuckle Guards
Zastrakali Gloves
Jalavala Mittens
Tanuvarman Greaves
Karyanimaya Boots
Zastrakali Shoes
Jalavala Sandals
Vikavaka Plate
Kakuta Suit
Samahana Garb
Jalabant Robe
Vikavaka Pants
Kakuta Pants
Samahana Pants
Jalabant Pants
Vikavaka Gauntlets
Kakuta Knuckle Guards
Samahana Gloves
Jalabant Mittens
Vikavaka Helm
Kakuta Hood
Samahana Crown
Jalabant Hat
Vikavaka Greaves
Kakuta Boots
Samahana Shoes
Jalabant Sandals
Ban, Ban Gosu
Aruta Plate
Shinra Suit
Kharyadin Garb
Vharimica Robe
Aruta Pants
Shinra pants
Kharyadin pants
Vharumica pants
Aruta Guantlets
Shinra Knuckle Guards
Kharyadin Gloves
Vharumica Mittens
Aruta Helm
Shinra Hood
Kharyadin Crown
Vharumica Hat
Aruta Greaves
Shinra Boots
Kharyadin Shoes
Vhaumica Sandals
Forbidden plate of Aruta
Forbidden suit of Shinra
Forbidden garb of Kharyadin
Forbidden robe of Vharumica
Forbidden Aruta shoes
Forbidden Shinra shoes
Forbidden Kharyadin shoes
Forbidden Vhaumica shoes
Kubasang, Choniokusin, Sobariung, Sobariung Gosu
Piezur Plate
Suporo Suit
Aider Garb
Sitah Robe
Piezur Pants
Suporo Pants
Aider Pants
Sitha Pants
Piezur Guantlets
Suporo Knuckle Guards
Aider Gloves
Sitha Mittens
Piezur Helm
Suporo Hood
Aider Crown
Sitha Hat
Piezur Greaves
Suporo Boots
Aider Shoes
Sitha Sandals
Forbidden Plate of Piezur
Forbidden Suit of Soupuro
Forbidden Garb of Adier
Forbidden Robe of Sitah
Kyukrong, Kyukrong Gosu, Ban Zangkun, Ban Dopang, Zonbu, Baoku, Bongbo, Yakku, Yomrabyang
Bahulra Plate
Amuti Suit
Guda Garb
Jagara Robe
Bahulra Pants
Amuti Pants
Guda Pants
Jagara Pants
Bahulra Guantlets
Amuti Knuckle Guards
Guda Gloves
Jagara Mittens
Bahulra Helm
Amuti Hood
Guda Crown
Jagara Hat
Bahulra Greaves
Amuti Boots
Guda Shoes
Jagara Sandals
Enchanted Bahulra plate
Enchanted Amuti Suit
Enchanted Guda Garb
Enchanted Jagara Robe
Enchanted Bahulra pants
Enchanted Amuti pants
Enchanted Guda pants
Enchanted Jagara pants
Enchanted Bahulra Guantlets
Enchanted Amuti Knuckle Guards
Enchanted Guda Gloves
Enchanted Jagara Mittens
Nagamudra Hima, Meghamalin, Kaulitara Raja, Sestaku, Vidyama, Vatur, Astamu, Taiputa, Purtika, Puriyo
God Accessory Catalyst
Game Master Accessory Catalyst
Tantra Accessory Catalyst
Craft Order
Zuzu
God Accessory Catalyst
Game Master Accessory Catalyst
Tantra Accessory Catalyst
Craft Order
Enchanted Motaro Armor
Enchanted Ashami Suit
Enchanted Requiem Garb
Enchanted Narada Robe
Enchanted Motaro Pants
Enchanted Ashami Pants
Enchanted Requiem Pants
Enchanted Narada Pants
Enchanted Motaro Guantlets
Enchanted Ashami Knuckle Guards
Enchanted Requiem Gloves
Enchanted Narada Mittens
Enchanted Motaro Helm
Enchanted Ashami Hood
Enchanted Requiem Crown
Enchanted Narada Hat
Enchanted Motaro Belt
Enchanted Ashami Belt
Enchanted Requiem Belt
Enchanted Narada Belt
Enchanted Motaro Greaves
Enchanted Ashami Boots
Enchanted Requiem Shoes
Enchanted Narada Sandals
Enchanted Motaro Necklace
Enchanted Ashami Necklace
Enchanted Requiem Necklace
Enchanted Narada Necklace
Nirpati
Blade of extreme
Axe of extrene
Spear of extreme
Mace of extreme
Battlegloves of extreme
Devil cane of extreme
Angel cane of extreme
Bow of extreme
Dagger of extreme
Dual Sword of extreme
WarAxe of extreme
Sangbyo, Kibyo, Zonchabiong, Byonmu, Bubyo
Blade of extreme
Axe of extrene
Spear of extreme
Mace of extreme
Battlegloves of extreme
Devil cane of extreme
Angel cane of extreme
Bow of extreme
Dagger of extreme
Dual Sword of extreme
WarAxe of extreme
Axe of the gods
WarAxe of the gods
Blade of the gods
Sword of the gods
Spear of the gods
Mace of the gods
Battlegloves of the gods
Cane of the gods
Staff of the gods
Bow of the gods
Dagger of the gods
Raphu
Dark Crystal
Axe of the gods
WarAxe of the gods
Blade of the gods
Sword of the gods
Spear of the gods
Mace of the gods
Battlegloves of the gods
Cane of the gods
Staff of the gods
Bow of the gods
Dagger of the gods
Mantra Blade
Mantra Sword
Mantra Axe
Mantra WarAxe
Mantra Spear
Mantra Mace
Mantra Battlegloves
Mantra Magic Book
Mantra Staff
Mantra Bow
Mantra Dagger
Kyukrong, Kyukrong Gosu, Ban Zangkun, Ban Dopang, Zonbu, Baoku, Bongbo, Yakku, Yomrabyang, Raphu, Nirpati, Sestaku, Vidyama, Vatur, Astamu, Taiputa, Purtika, Puriyo, Nayavasan, Sukam, Gatva, Zuzu, Aggana Tara, Tarantula, Carnivore
God Accessory Catalyst
Game Master Accessory Catalyst
Tantra Accessory Catalyst
Craft Order