Balance. You'll notice it mostly in online fighting games. You come across the same characters over and over for a reason in some.
Yet, just make them fun, they have to be fast paced and full of action.
On spamming in Tekken it exists because they put juggling in it. Tekken 5 is the best Tekken yet made, Tekken 6 is great but juggling hurt it. My play style from all previous Tekkens was thrown out as it wasn't right anymore.
Hmm, pie.







