What is Available:

Fighters Pass
The Fighters Pass can be purchased on its own (beginning 12/7/18) or as part of the Game + Fighters Pass DLC combo (beginning 11/1/18).
Includes 5 Challenger Packs (each Challenger Pack includes 1 New Fighter, 1 New Stage, and Music) AND an exclusive Xenoblade 2 Rex Mii Fighter costume.
Exact Fighters TBD. The Fighters Pass does not include the Piranha Plant fighter.
Price: $24.99 (USD) Content Available: Beginning 2019 (exact dates TBD

Individual Challenger Pack
Includes 1 Fighter + 1 Stage + Music
Price: $5.99 (USD)
Content Available: 2019 (exact dates TBD)

Mii Fighter Costume
Includes 1 Costume
Price: $0.75 (USD)
Content Available: 2019 (exact dates TBD)

Quelle: https://en-americas-support.nintendo.com/app/answers/detail/a_id/42489/p/897

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