Having a big U in %user% makes the first letter in the pass big
%user% minecraft1 minecraft123 minecraft12345 pokemon123 pokemon12345 pokem0n p0kemon p0kem0n pokemon1 %user%abc %user%abc123 %user%123abc %user%1 %user%2 %user%3 %user%4 %user%5 %user%6 %user%7 %user%8 %user%9 %user%10 %user%11 %user%12 %user%14 %user%101 %User%101 %user%2010 %user%2011 %user%2012 %user%2013 %user%2014 %user%2015 %user%2016 %user%2017 %user%123 %user%32 %user%123456789 %User%123456789 league1 password1 passw0rd passw0rd1 password123 password12345 abcde12345 abc123 123123a 123123abcabc lol123 lol12345 lol123456789 qwerty420 qwerty1 qwerty123 qwerty12345 test123 test12345 qwe123 qwe12345 asd123 asd12345 a123456 123abc %user%420 %user%13 %user%1337 %User% %User%1 %User%2 %User%3 %User%4 %User%5 %User%6 jesus1 jesus123 iloveyou1 iloveyou123 iloveyou12345 tyler2 p4ssword passw0rd123 p4ssw0rd p4ssw0rd1 p4ssw0rdabc %User%7 %User%8 %User%9 %User%10 %User%11 %User%12 %User%14 %User%22 %User%100 %User%2010 %User%2011 %User%2012 %User%2013 %User%2014 %User%2015 %User%2016 %User%2017 %User%123 %User%32 %User%420 %User%13 %User%1337 %user%lol %user%l0l