Why didnt Goku go Super Sayajin+Kaioken to defeat Cellsius and Honey Buu Buu? Is he stupid? : r/Ningen

Why didn't goku teach buu the kaioken? Is he stupid? : r/Ningen

why didn't chichi kaoken buu is she stupid? : r/Ningen

why didn't chichi kaoken buu is she stupid? : r/Ningen

Finally going through Kai and what is with all the various new types of transformations/power-ups used against Buu but none ultimately working, unlike previous sagas just having one which worked. Did Toriyama

When Goku fought Kid Buu, why did Goku start losing his powers against him at Super Saiyan 3? - Quora

Is he stupid? No seriously, Super aside would you legitimately consider Goku dumb? : r/Ningen

Was this a sign that Goku was near to become a SS? (He's using the Kaio-Ken against the Ginyu forces). : r/dbz

If the Super Kaioken was Canon, could Goku possibly win against Majin Buu by using Super Saiyan 2 with Kaioken x4 since he is already dead and it wouldn't drain the time

Why didnt Goku stack Kaioken on top of this form to make it faster? is he stupid? : r/Ningen