To celebrate the first anniversary of Clash Royale, the spin-off of Clash of Clans published by Supercell and that offered us a gaming experience based on cards and tower-defense strategy, a collective challenge has been implemented for all its players: Retro Royale. It was basically about playing with the very first cards released, without any new units.
Play the very first Clash Royale
That's precisely what we can do with the APK of RetroRoyale, play this first CR for Android with all the challenges that it entails. We're obviously talking about a Clash Royale MOD as this challenge isn't currently available (it happened back in 2016).
As you probably already know, due to the huge success of Supercell's Clash of Clans, this spin-off was developed to allow users to play a video game that combined role-playing type cards with the tower-defense strategy genre, using the same units that appeared in CoC, and the same scoring and resource system: gems, elixir, gold...