I'll be scuppering you'll be scuppering he'll be scuppering we'll be scuppering you'll be scuppering they'll be scuppering
Future perfect
I'll have scuppered you'll have scuppered he'll have scuppered we'll have scuppered you'll have scuppered they'll have scuppered
Future perfect continuous
I'll have been scuppering you'll have been scuppering he'll have been scuppering we'll have been scuppering you'll have been scuppering they'll have been scuppering
I'd be scuppering you'd be scuppering he'd be scuppering we'd be scuppering you'd be scuppering they'd be scuppering
Past
I'd have scuppered you'd have scuppered he'd have scuppered we'd have scuppered you'd have scuppered they'd have scuppered
Past continuous
I'd have been scuppering you'd have been scuppering he'd have been scuppering we'd have been scuppering you'd have been scuppering they'd have been scuppering