- Can I use the old ACE SPEC Master Ball from Black & White - Plasma Blast?
- Yes, you can. However, you cannot use any previous versions of Master Ball that are not considered ACE SPEC cards because the only Master Ball currently legal in Standard format (as of 2024) is an ACE SPEC.
Source:
Temporal Forces FAQ; TPCi Rules Team (2024-03-21)
Relevant cards
Note: All applicable cards may not be listed below.SV5_153