3. Offensive play-calling:
Sooner coaches haven't divulged many of the new offensive wrinkles they're installing — “I'd have open practices if I wanted everyone to talk about what we're doing,” Bob Stoops said this week — but there will undoubtedly be changes to take advantage of better quarterback mobility. All three quarterback contenders are capable of moving outside the pocket and running with the football. Defenders won't be able to hit Blake Bell, Kendal Thompson or Trevor Knight on Saturday, but fans might get a small glimpse of what's to come next season.