BUFFS:


+hitboxes link properly on fair/uair/up smash
+Super Missiles have greater knockback growth for KOing
+down tilt endlag reduced to what it was in Smash 4
+jab now links together properly
+dash attack has less knockback at low %, allowing for comboing again
+Bombs now weakly meteor aerial opponents like Falco Phantasm does

+Wing Blitz can now travel in eight directions akin to Fire Fox
+Skewer deals 2/3 shield damage
+Ridley now has three midair jumps rather than two
+dair has less landing lag and ends earlier (think like Sonic's)
+weight increased by three units

+Spin Dash & Spin Charge have greater priority, able to beat weak projectiles
+dash grab has less endlag
+up tilt has a larger horizontal hitbox
+up air links together slightly better
+Homing Attack has less landing lag
NERFS:

-Ink damage multiplier reduced
-Ink takes longer to refill
-Ink can now be shaken off by opponents if they do attacks (think Olimar's Pikmin)
-Roller has more endlag and its bury time is no longer the best in the game
-Dash and rolling animations altered to prevent mindgames
-up special goes less distance and has more landing lag
-side special's Bomb can now be caught and thrown back or reflected properly
-up throw has increased knockback and less damage, harder to combo off of

-PK Fire has more endlag and shorter duration
-Fair hitboxes worsened, can no longer string at high %
-yo-yo charging hitbox is weaker
-down tilt has more endlag
-down throw has more endlag
-pummel is slower

-Explosive Flame has more startup
-Explosive Flame's hitboxes appear later
-Explosive Flame can no longer reliably target aerial opponents
-neutral air does less damage