This is known somewhat in the Smash community but I'm pretty sure you might not know this.
While charging a Smash attack knockback is increased when hit by someone else, and therefore, interrupting the move.
In Smash 4 you cannot grab the opponent twice in the same second. No more chain grabbing 4 you.
A phantom hit or glancing blow is a rare occurrence that started in Melee. It reduced damage and knockback. For a detailed description go here: http://www.ssbwiki.com/Glancing_blow
Reflectors could break in Smash Bros. Melee.
While charging a Smash attack knockback is increased when hit by someone else, and therefore, interrupting the move.
In Smash 4 you cannot grab the opponent twice in the same second. No more chain grabbing 4 you.
A phantom hit or glancing blow is a rare occurrence that started in Melee. It reduced damage and knockback. For a detailed description go here: http://www.ssbwiki.com/Glancing_blow
Reflectors could break in Smash Bros. Melee.