Winning a battle is certainly not a very easy task. Just an entry and the sight of many players like you fighting vigorously out there could make you tense but do not allow your fright to rule over you. Take the battle with might and you are definite to win for you will be aided with enough resources. M-E-T-O-D-O-L-O-G-I-C Looking at your opponent with resources and strengths better than you is going to be a nightmare; but this should not stop you from progressing in Clash Royale. Try and try till you succeed.