Summer Little is currently unavailable on the US ver.Summer Little is only available in Dead Heat Summer Race Pickup Summon.
For the duration of "Dead Heat Summer Race" event, this craft essence gains the following effects:
For the duration of "Death Jail Summer Escape" event, this craft essence gains the following effects:
Here is a list of servants & CEs that can be obtained for the duration of the Summer 2017 event part 1: Dead Heat Summer Race and part 2: Death Jail Summer Escape.
5 Star Servants Tier List
FGO Reroll Tier List
Best Servants [★4]
Star of Altria
1-3 Star Servants Tier List
Jeanne d’Arc (Alter)
Land of Shadow's Crimson Lotus (The Crimson Land of Shadows)
Talk on the Heated Sands