Invasion from Another World, I Synthesize Infinite Hell Creatures

Traveling through time to a world invaded by aliens, where only by awakening and opening the pool of life can one have the ability to protect himself. Lin Di, who failed to awaken twice in a row, started his third awakening with the last hope. Finally awakened for the third time! What shocked Lin Di was that he discovered that he had unlimited synthesis abilities! [Skull Warrior] + [Skull Warrior] = [Undead Knight] [Immortal Bone Bird] + [Immortal Bone Bird] = [Frost Bone Dragon] ... When the Ten Thousand Races Battle List was opened, everyone found a figure at the top of many lists! "Who is that person?" "Fallen Angel? The legendary creature closest to God!" "World Serpent? This creature really exists?" "Death... God of Death? Why... Why even the Lord God..."