Regarding the army list, simply bring them with you! They will be checked on the spot, and by your opponents. We trust you to bring correct army list, any mistakes will be hardly sanctioned so be sure to double check your roosters!
Mission 2 was clarified and list submission conditions have changed, mostly postponed by 3 weeks in order to try and maximise entrants. See rulespack for details in following the Information and rules link on the t3 tournament homepage.
Also don't forget that a singles tournament event will be held at the same time as ETC for those interested you can still combine ESC+singles event + world miniature expo + having a look at ETC teams & battles for a radical 5 days of miniatures :) Read more news about ESC event here : http://www.tabletopturniere.de/ch/t3_tournament.php?tid=7606 Read more news about ETC side event here : http://www.tabletopturniere.de/ch/t3_tournament.php?tid=7608
Also, ETC clarifications that will be used at ESC can be looked up here : https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B3x-iNml9H_TYzdlYjFhMDctNzAwNS00OWU0LTg2OTYtZmRlM2EzYzA2N2Q2&hl=en_US&authkey=CNOPjfsD