[gruez]

This works better if you change "block-button" to "attack-button", because you need to attack far more than block.

[timvdalen]

Once you get past the first level you're never using the attack action

[gruez]

I don't get it, aren't you supposed to attack to get the enemy HP down? How else are you supposed to win?

[nosrepa]

A spoiler, but higher level numbers gain auto attack.

[wodenokoto]

You need to change the numbers you bring into battle to have at least one star