Do event ascension items such as Golden Bear Lighter get removed from your inventory like other event items do once the event ends?
Best Craft Essence: Craft Essence Tier List
1st Singularity: Orleans
Billy the Kid
Fate Grand Order Farming Items
How to unlock/maxing Irisviel (FGO Fate/Accel Zero Order event)
Ereshkigal
Arthur Pendragon(Prototype)
Gorgon
Black Holy Grail (The Black Grail)