Cheats Codes! Metal Slug Awakening Hack iOS unlock free purchase

Cheats Codes! Metal Slug Awakening Hack iOS unlock free purchase working guide. Upgrading your slugs will improve their data. To promote slugs, you need two slugs of the same type and grade. Select the segment you want to upgrade from the list, and then click the upgrade button at the bottom left of the screen. Add materials by selecting the slug to sacrifice. Click the 'Upgrade' button again and you will receive a new bullet with a higher rating.