The Suikoden series began its journey in 1995 and quickly gained popularity as the first title in KONAMI's original RPG series. Suikoden I&II HD Remaster Gate Rune and Dunan Unification Wars aims to keep the original story and charm of the colorful cast of characters intact. The debut of a new trailer highlights iconic moments from the beloved RPG adventure coupled with new quality-of-life enhancements, visuals, and gameplay mechanics. 
KONAMI confirmed several fundamental improvements and quality-of-life features in the upcoming remaster collection:
Graphical Improvements
Pixel sprites and environment art enhanced with new screen effects including lighting, clouds, and shadow animations Flickering flames, smoldering smoke, the movement of leaves and insects, all add up to a lively in-game atmosphere!
The effects and direction have been redesigned, bringing memorable scenes back to life in more beautiful ways!
New Character Drawings
All character portraits have been updated in HD. Junko Kawano, who designed the characters for the original version of Suikoden released in 1995, has newly re-drawn all the character portraits for Suikoden I HD Remaster Gate Rune War. 
Sound Improvements
Field Sound – A large number of environmental sounds not found in the original version, such as the sound of running water in the river, wind, insects, and running footsteps, have been added. You can enjoy an immersive experience like never before!
Battle Sound – All sound effects are now in HD. In addition to the impact of the 3D effects, the realistic sound greatly enhances the dynamism of the battles!
 Game System Improvements
Many new features have been added, such as dialogue log, auto-battle, double-speed battles, etc.