Granted, Luffy does not administer the attack in Gear Five; however, the technique still packs quite a punch and is an amalgamation ... Gum-Gum Red Roc combines Gear 2 and Gear 3 and is a mix ...

In fact, a single punch from Gear 4 was strong enough to topple the many beasts on Ruskaina, which is where Luffy trained for ...