(MCU) AI Battle
A 4 way battle between all of Tony Stark's AI JARVIS, ULTRON, FRIDAY, EDITH
Round 1: battle in cyberspace, Winner assimilates the other AI
Round 2: battle in sokovia with each AI using anything they have interfaced with in the movies
JARVIS has the suits from Mk2 to Mk43 and the Iron Legion,
FRIDAY has Mk45 and all suits after that including Rescue armour,
Ultron has his army from AoU
EDITH has the Drones from FFH
Note: Don't include Hulkbusters or Vision unless you think JARVIS wouldn't stomp the rest