A is an invisible grid present on every map in Ragnarok Online. It occurs on every cell where the X or Y coordinates are divisible by 40 , as well as the five adjacent cells.
While Gutter Line GRFs are widely used in the community, . Some strict "Official" or "Classic" servers consider visual modifications that provide mechanical advantages (like perfect cell alignment) to be bannable offenses. Use at your own risk. ragnarok gutter line grf download work