I hereby post the code of the starting warriors, as an incentive/hint. I also note that I was able to beat the current top warrior without examining its code (although with knowledge of the below warriors).
joust0: [] joust1: >+[[-]>+] joust2: >+>+[[-]>+] joust3: [+>[-]+] joust4: >>>>>>>>>>>>>>>>>>>>>>>>>>+[[-]>+] joust5: [+- -+ +- -+ +- -+ +- -+] joust6: +> ++++++++++>++++++++++>++++++++++>++++++++++>+++++++++>+++++++++> ++++++++++>++++++++++>++++++++++>+++++++++>+++++++++> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> +[[-]>+] joust7: >+[]<[+] joust8: >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>> +[+[-]>] joust9: >->->->->->->->->->->->->->->- >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >> -[[+]>-]
