Let's concentrate on the main uses rather than the special. It takes 4 minutes for the ruddy bars to fill up, so it's not something you should rely on OSRS gold. You can also use your current weapon for combat if you don't like combat, which is what the Godsword is used to do. The sword has some basic advantages for combative people.
The first is first, the Attack bonus. While it's less precise than 25% (fully equipped, 163 with Godsword and 132 with whip + defender setup) It still gives you a significant advantage over the monster's defense percentage. It lets you be more consistent in hitting in terms of buy RuneScape gold hunting trips go. The Strength bonus is another major advantage. You can inflict at minimum 6 more damage points than any weapon you've ever owned (I believe that Dharok's Greataxe is the most powerful). There's also an 8-point prayer bonus.