LaLiga Este 2019-20
Teo Tormo has provided information about another error sticker that can only be found as part of a free sheet of stickers included in some albums, it is not included in packets.
0521. 1. Vaclik (Sevilla FC) - No letter (Promotion SuperGolazo) - album sheet
0521. 1. Vaclik (Sevilla FC) - "U" (Promotion SuperGolazo) - packets