I think I should list Build's and Rogue parts and it's general abilities here first.
BLD Impact Glove - Reinforced glove that cover the left fist of Kamen Rider Build RabbitTank Form can destroy the internal functions of the enemy with a punch accompanied by a shockwave that power is comparable a tank cannon.
HZ Grave Rush Arms/Legs - Kamen Rider Build RabbitTank Hazard Form's arms/legs The basic attack ability has been raised by the strengthening agent and it is possible to destroy the enemy's vital points with a single blow and the characteristics of the Rabbit Full Bottle are reflected on the right arm and the characteristics of the Tank Full Bottle are reflected on the left arm.
HZ Deadly Gloves and HZ Vanish End Shoes - Kamen Rider Build RabbitTank Hazard Form's gloves/shoes It has a function to disassemble and disperse objects that come into contact with the fist, and when the Special Move is activated, the armor of the attack target is extinguished with a punch, and energy is struck into the exposed center to destroy it.
OF Unlimited Suit - Kamen Rider Build FullFull Bottle Form's bodysuit can demonstrate the same fighting ability as the hazard form in overflow mode.
RR Overrush Arms/Legs and TT Overrush Arms/Legs - Kamen Rider Build FullFull Bottle Form's arms/legs has the same attack capability as the Hazard Form in overflow mode.
BLD convergent Gloves/shoes - Kamen Rider Build FullFull Bottle Form's gloves/shoes. It can converge the impact of an attack to a specific part inside the destruction target and can deal a certain amount of damage regardless of the armor strength of the enemy
FB Buster Cannon - Full Bottle Buster Buster Cannon mode artillery unit. It can launch a heavy light grenade that erases the target when it lands.
And now for Rogue's parts
RR Enhancement Suit - The shock-resistant bodysuit. It protects the user from combat damage while strengthening the body according to their
Hazard Level.
Struggle Enhancer - It inspires the user's fighting spirit and optimises each suit function to support the user's combat abilities. In some cases, it is possible to bring out combat ability beyond basic performance
.
Fanguard Shoulders - The shoulder armor. It optimises arm movement and improves attack accuracy. Additionaly, special smoke made from ingredients within the Crocodile Crack Fullbottle can be blown out to increase the power of an attack for a certain period of time.
Death Roll Gloves - The reinforced hands. It excels in continuous fighting, and thanks to a super hard claw, and punching power rises/decreases according to the user's fighting spirit.
Death Roll Shoes - The reinforced feet. It has super hard claws and a footwork optimisation function. Additionally, kicking power increases/decreases according to the user's fighting spirit. Rogue can also rotate his body at high speed with the claws protruding towards the enemy and shake it violently, causing serious damage.
RR Signal (RR シグナル RR Shigunaru) - A data collection device mounted on the right cheek section. In addition to accurately comprehending the abilities of the user and the opponent from collected battle data, it also performs overall condition management and emergency repairs.
Force Crack Arms/Legs - The arms. An elastic gel pad inside the suit assists arm movement, greatly increasing strength and speed. Additionally, by going into regular combat, the gel pad becomes familiar with the body of the user allowing it to demonstrate higher attack performance.
Overheat Blade - The yellow bladed portion of the Steam Blade. An inbuilt heating unit can change its surface temperature, allowing the user to melt objects upon contact.
Blazing Steamer - The muzzle of the Nebulasteam Gun, it can shoot out bullets wrapped in hot steam called Steam Burettes
End Shot Muzzle - The gun muzzle of the Nebula/Steam Rifle, it is capable of shooting out large caliber light bullets called Trans Burette or special light bullets containing various types of steam, inflicting great damage upon the target.
Long Snipe Scope - The scope mounted on the Nebula/Transteam Gun, it has an inbuilt computer system which measures distance to the target, wind speed, air density, etc. and uses it to pinpoint accurate trajectory and perform automatic correction of sighting if necessary. Using the Long Snipe Scope, it is possible to snipe up to 3km with pinpoint precision.
Yale amplifier - A special strengthening device built into the head of Kamen Rider Prime Rogue.
It transforms the cheering and entrusted feelings of the user into special strengthening agent, and brings true combat ability that greatly exceeds the basic performance.
The same type of strengthening device is additionally installed in the sclash driver of Gentoku Himuro, that was undergoing maintenance when the Prime Rogue Full Bottle was being developed
TL; DR
He takes a lot attacks from Build's FullFull Bottle Form that can destroy his interal functions and vital points in a single hit, deconstruct his armor and struck energy inside his body to destroy it then takes 4 consecutive finishers from Build's RabbitRabbit form and still be able to keep figthing and even overpower RabbitRabbit Form for hours just by having the form's data the same could happen here when RR Signal got all of Mirko stats and figthing style and the longer the fight goes on the more powerful Rouge will get Because of Struggle Enhancer increasing his figthing spirit the Death Roll Gloves/Shoes power will increase as well not to mention his Hazard Level can increase during the fight and Prime Rouge's Yale Amplifier installed his Driver will convert his cheering and entrusted feelings into strengthening agent . He also has Diamond Full Bottle for stat amp and manipulating diamonds, Phoenix Full Bottle for manipulating fire and flight and Same Full Bottle for manipulating water and various ranged finishers with Nebulasteam Rifle that can snipe up to 3km with pinpoint precision during Phoneix Charge Crash.