EA UFC 5 will feature over 250 fighters, improved gameplay mechanics, new striking elements, different game styles, and an upgraded career mode.
Gaming Summaries — Page 359 — Eightify
EA Sports UFC 5 Game Modes Trailer and Deep Dive - Operation Sports
EA UFC 5 Career Mode - PART 3
EA UFC 5' Entwickler-F&A: Karrieremodus-Upgrades, neues Schadenssystem, Aufgaben, mehr — Eightify
EA Sports UFC 5 Unveils New Engine, Enhanced Submission System, and Next-Level Damage Model!
Carl Winslow Career Mode EA UFC 5 (LEGENDARY DIFFICULTY!)
10 Gameplay Improvements for UFC 5 - KeenGamer
EA SPORTS UFC 5 Career Mode Part 7 - Trying to make it back to the UFC
How to upgrade fighters in UFC 5 - Dexerto
Sources: EA Sports UFC 5 Will Have Online Career Mode - Insider Gaming
UFC 5 Online Career Mode: Attributes guide and cost breakdowns
Improved AI, New Fighters & Updates: Undisputed Online - No More Cheating — Eightify
EA UFC 5' Developer Q&A: Career Mode Upgrades, New Damage System, Submissions, More — Eightify