Talk:FGO 2016 Summer Event/@comment-29632331-20160814164423/@comment-28643513-20160814165446

The grand summon(10 rolls) guaranties you at least 1 4* card(servant or CE - but mostly just a shitty CE) and a 3* servant. So if you look at it this way from 10 rolls 2 are definitely NOT a 5* servant, meaning you have 20% less chance getting a 5* servant from 10 rolls than single summons(yolos).