To get all Free Medal Presents, you need to create a new account in the old version and update until you
reach the current version.
- 1.18.0 Vers: 100x
for 10M downloads and 150x for 15M downloads.
- 1.23.0 Vers: 200x
for 20M downloads and 15x for 14 days For 1st anniv.
- 1.28.0 Vers: 20x for 10 days and Gen.Morden Ver.Di-Cokka on the 11 day for 23M downloads.
- 1.33.0 Vers>Vers 1.46.0: 25x for 10 Days for 25M downloads.
In total you can get 1110 free Medals.
Install the old versions here: https://metal-slug defense.en.uptodown.com/android/versions