This is the all time lowest price for this fighting game according to ITAD.
Note that the Ultimate Edition does NOT contain Season Pass 3 apparently.
From the website: Tekken 7 Ultimate Edition:
Purchase TEKKEN 7 - Ultimate Edition and get the most complete experience from TEKKEN 7! This edition includes the full TEKKEN 7 game, all additional content eligible to Season Passes 1 & 2, and the playable character Eliza.
Discover the epic conclusion of the Mishima clan and unravel the reasons behind each step of their ceaseless fight. Powered by Unreal Engine 4, TEKKEN 7 features stunning story-driven cinematic battles and intense duels that can be enjoyed with friends and rivals alike through innovative fight mechanics.
Love, Revenge, Pride. Everyone has a reason to fight. Values are what define us and make us human, regardless of our strengths and weaknesses. There are no wrong motivations, just the path we choose to take.
Expand your fighter's journey by purchasing the Tekken 7 Season Pass 3 separately and gain access to stunning additional content.