The two Malaysian fighters are listed in the promotion's latest installment, ONE: Tigers Of Asia.
22-year old prospect Gianni will go against Brazilian grappler Marcos Ratinho, while his younger brother, Keannu will battle Frenchman Florian Garel.
Keannu is the Featherweight Champion of the Malaysian Invasion Mixed Martial Arts (MIMMA) amateur series.
Besides that, local favourites Peter Davis, Ev Ting and Malaysian warrior princess Ann Osman, have been included in the Malaysia Super Fights list.
Ann made the country proud August last year when she defeated former world boxing champion Ana Julaton from the Pilippines in the women's flyweight category in Dubai.
Working to constantly improve her overall game, the first Malaysian female pro-MMA fighter has been deep in training in her hometown of Kota Kinabalu, Sabah.
She will get the chance to show off her new moves against six-time Wushu world champion and a K1 world champion kickboxer, Irina Mazepa from Russia.
The other two Malaysia Super Fights will see Davis going against Australian Adrian Pang and Ev Ting taking on Filipino Honorio Banario.
Davis, a lightweight standout is unbeaten in ONE Championship when fighting in Kuala Lumpur, while Ting is known for his brutal knockout finishes.
The event, set on October 9 at Stadium Putra Bukit Jalil, will see ONE Middleweight World Champion Igor Svirid headlining the fight card as he defends his title against Russian Vitaly Bigdash.
ONE Championship CEO Victor Cui said the event promises a memorable night of adrenaline-pumping thrills for fans in Kuala Lumpur and all over the world.
"Witness all the action live as the best local and international MMA fighters compete inside the ONE Cage. Fans will not want to miss what goes down on 9 October!” he said in a statement.
Meanwhile, three other Malaysian fighters are also included in the fight card.
20-year-old Agilan Thani of Kuala Lumpur will take on Egyptian Top Team’s Hisham Hiba in a clash of welterweights.
Agilan, who is MIMMA welterweight champion, is known for his solid ground skills.
A clash of two Malaysian fighters will also take place between popular Muay Thai exponent Saiful Merican and Malaysian MMA veteran, Melvin Yeoh.
Other bouts will see Eric Kelly (the Philippines) taking on Hiroshige Tanaka (Japan), Asuka Mikami (Japan) going against Eugene Toquero (the Philippines) and Dae Hwan Kim (Korea) battling LiGe Teng (China).
