Picked up from reddit.
Bowser
- knockback has been increased for most attacks CONFIRMED
- Fthrow 115% vs. 130% at edge CONFIRMED
- Bthrow 117% vs. 133% at edge CONFIRMED
- Bair 100% vs. 105% from center CONFIRMED
- Fair 110% vs. 121% at edge CONFIRMED
- Fsmash from center 59% vs. 68% CONFIRMED
- Usmash 87% vs. 91% off the top CONFIRMED
- Dair non-spike-non-weak hit 91% vs. 100% at edge CONFIRMED
- Dair spike hit 132% vs. 137% CONFIRMED
- Utilt back hitbox 132% vs. 139% off the top CONFIRMED
- Utilt top of Mario's jump 115% vs. 123% off the top CONFIRMED
- Ftilt 108% vs. 119% at edge CONFIRMED
- Dtilt hit1 93% vs. 101% at edge CONFIRMED
- Jab combo 139% vs. 150% at edge CONFIRMED
- Side-b 116% vs. 124% off the top CONFIRMED
- Down-b (grounded) 82% vs. 88% off the top CONFIRMED
- Up-b (grounded) 161% vs. 171% from the center CONFIRMED
EDIT: The percent changes were removed by the OP, but the "overall knockback increase" assertion is still up. Everything down to his crapping force has been buffed, apparently.
Bowser mains need to check that out, see if this isn't just a load of nonsense.