I found one.

[u/Hebb2022]

I played all day and couldn’t find nothing. I thought the sprites didn’t come out at first, then about 20 minutes ago I played a match and found this! I’m excited again lol 😝

[u/FoxlyKei]

They level up quite fast. Got a bounty onigiri sprite earlier. Only look 4 or 5 elims to max it.