This is discussion archived from a time before the current discussion method was installed.
Further possible candidate pairs: Descent 3 versus Forsaken, Halo versus Tribes 2 circa 2000, and Psi-Ops versus Second Sight. —Document N
Lord Seth: Would Mario and Sonic count?
AM_NK: What about those two?
- Mortal Kombat vs. DC Universe vs. Marvel/X-Men vs. Capcom/Street Fighter - Comic universe + Fighting Game Massive Multiplayer Crossovers
- Mortal Kombat vs. Killer Instinct - Bloodier and Gorier Fighting Games
Serperoth: Gran Turismo and Forza came out before Need For Speed Shift...