Is it just me or did Karn do some autohitting in that latest post?

[quote=@CirusArvennicus]
Reggie had a year to at least get competent at Smash Bros.

Did not.

Is the Shin-shoryuken done by putting in the fighting game input?
[/quote]

No, it activates when you use the final smash right next to an opponent.  You basically have to be inside them.