These were originally packaged with LEGO magazines from Europe. The figure itself isn’t unique as it appears in at least 8 sets. Sealed in these foil packs they aren’t common in North America though.
My Lego and other bricks page on FB https://facebook.com/AllBricksCount/ and https://www.pinterest.com/trichjm/ on Pinterest
211701 LEGO Batman Movie Foil Pack Limited Edition Batman (2017)

All Bricks Countadded August 18, 2018
Manufacturer
Lego
Model Number
211701
Year Made
2017
On These Shelves