You mean the equivalent of a cluster of clams?This needs more thought. You can have a herd of cows and a gaggle of geese. But what is it when there are so many, many candidates for SPOTY. There's a distinct possibility there could be a tie for first place.
Earth (also front runner for Street-shitting rapist of the year)
So what would it be?
A cumming of SPOTYs?
I think we need to decide this first before the SPOTY is detrmined.