However, if you only care about competitive ranked matches, note that all official online servers for all platforms are dead. In that case, the "better" version is the one you can play locally with friends—and the Wii U version, with its four-player Pair Play and GamePad assist features, wins that battle hands down.
Tekken Tag Tournament 2 was released on the Wii U in 2011. This version of the game offered several features that were considered improvements over its predecessors and other versions: tekken tag tournament 2 wii u iso better
The Wii U port is essentially a "complete edition" that includes all previous However, if you only care about competitive ranked