As requested by you guys the game has been made easier. It is now possible to revisit shops. On a lost battle you will also receive 10 gold now.
For the next release we will add some quality-of-life features like Shoone and 098765432109876 suggested.
If you like the game, please leave a good rating :)
If you don't like it or found a bug, please write a comment, how the game could be imporved.
Thanks!