A special Aztec printed with the "Fate/stay night [Unlimited Blade Works]" logo. Uses 1 per hole. When all are used up, the basic Aztec is equipped automatically. (C)TYPE-MOON - ufotable - FSNPC
What it is
Balls (Aztecs)
In the item shop
30 Cookies for 100
Where to get it
Fate Lucky Box (Box): 32.0% per open; Web gacha (Web gacha): 4.00% per open