[quote=@MULTI_MEDIA_MAN]
<Snipped quote by Lugubrious>

That's what Oswald was told. But, how could Pops be sure the procedure would have worked without an actual Faunus test subject? 

Not trying to be snarky, I know as GM that, in-universe, you'd have had it work, but how could HE know it'd work? 
[/quote]

Prior testing

( ﾟヮﾟ)