In this mode two people start the game competing for resources and evolving, but the game will end in a certain year or time, and who is more evolved wins (this can be played in every stage, except Ascension).
Virus mod:
Thrive cell stage with virus who can infect your and other species.
Thrive Fighting Game mod - you get to play as any character in the game, prokaryotic cell with toxin, eukaryote with pilus, the disturbance, etc. the goal is to lower the opponent’s hp to 0 like any standard fighting game.
spore mod: adds and changes the appearance of organelles at the microbe stage, organelles that have been added or modified: predatory pili, cilia, flagellum, chemoreceptor - the texture is replaced with analogues from spore (the texture of the chemoreceptor is changed to a stalked eye) new organelles have been added such as - filtering mouth (increases the efficiency of resource absorption), predatory mouth (constantly causes damage to cells located near the mouth), omnivorous mouth (attracts the cell to the victim, causes damage, but not as effective as the predatory mouth, increases absorption efficiency resources, but not as effective as the filtering mouth), eyes (act as chemoreceptors)