Located downstream of the Thanatos lava river was the Forgotten Land. This place was a barren and desolate land, which had absolutely nothing but the signature heat of The Nightmare.
This land would probably have drifted into oblivion as its name suggested had it not been for the appearance of The Demons at The Nightmare. It was Grimm who discovered this place. And it was perfect for the evil’s plan. He asked Azathoth to create a bridge connecting the Forgotten Land with the other side, the mountain range separating No Man Land from the Thanatos river. He called it the Infernal Bridge.
At the end of the Infernal Bridge was a stone gate built by Grimm himself. It was inside it that he placed his spells to help Malhela open the Space Bridge to get to The Earth. Grimm told Malhela that in order to gain advantage over other forces, it was imperative that Crown Londo Kingdom found more allies. So, the evil god became the key between the King of Scorpion - Octonus and the tyrant King Silver. But Grimm's true purpose was different, all that he wanted was a better and fiercer blood party. Grimm even offered to help break Gideon's seal in the No Man Land, so that the alliance could attack The Greenland.
Malhela and Silver accepted Grimm's offer. As for Octonus, he was still considering. But during the war in No Man Land, he also somehow saw the power of the Omni gods, he reluctantly accepted the agreement. The Infernal Bridge for that can be seen as a testament to the pact between Silver and Octonus. As for the evil god Grimm, he continues with the play that he is painstakingly arranging...