I find it difficult to beat opponents and advance through the Leagues

Try changing your strategy or try Super Serum, it will temporarily boost your Mercenaries. Perhaps, you should also look at the other Mercenaries in your collection. The more Mercenaries you have, the more strategy options you can employ in the fight!

Also, don’t forget to consider the unique abilities of each Mercenary.
Experiment with different combinations to discover powerful team dynamics that suit your playstyle.

Keep a sharp eye on the battlefield; adaptability is key!

Finally, don’t overlook the importance of upgrading your Mercenaries as you progress. A well-rounded team with enhanced skills and strategies at your disposal can make all the difference.

So dive into your collection, fine-tune your approach, and prepare for glorious victories ahead!