Here are the Korner Kombos I've figured out so far. Upknee is much less useful in combos than MK9, but can allow you to convert off of f221 in the corner.
1) 212, f3, f3, f3, b1 1+3xxEN Teleslam, b1 1+3xxTeleslam - 387.47 Damage
2) (Easier/Less Damage) 212, f3, f3xxUpknee, b1 1+3xxEN Teleslam...