Bite sized lessons - https://www.reddit.com/r/grandorder/comments/6phxeq/bite_sized_lessons_megathread_explaining_in_easy/
cirnopedia - https://fate-go.cirnopedia.org
Robin - https://fate-go.cirnopedia.org/servant_profile.php?servant=013
D'eon - https://fate-go.cirnopedia.org/servant_profile.php?servant=010
Caesar - https://fate-go.cirnopedia.org/servant_profile.php?servant=007
Euryale - https://fate-go.cirnopedia.org/servant_profile.php?servant=015
Arash - https://fate-go.cirnopedia.org/servant_profile.php?servant=016
FSN Cu - https://fate-go.cirnopedia.org/servant_profile.php?servant=017
George - https://fate-go.cirnopedia.org/servant_profile.php?servant=024
Ushiwakamaru - https://fate-go.cirnopedia.org/servant_profile.php?servant=027
Medea - https://fate-go.cirnopedia.org/servant_profile.php?servant=031
Andersen - https://fate-go.cirnopedia.org/servant_profile.php?servant=033
Waver - https://fate-go.cirnopedia.org/servant_profile.php?servant=037
Heracles - https://fate-go.cirnopedia.org/servant_profile.php?servant=047
Lu Bu - https://fate-go.cirnopedia.org/servant_profile.php?servant=049
Jeanne - https://fate-go.cirnopedia.org/servant_profile.php?servant=059
David - https://fate-go.cirnopedia.org/servant_profile.php?servant=063
Medea Lily - https://fate-go.cirnopedia.org/servant_profile.php?servant=067
Kotarou - https://fate-go.cirnopedia.org/servant_profile.php?servant=117