Talk:Future Card Buddyfight Hundred/@comment-25060925-20150407140802/@comment-4842541-20150408165631

I may not have watched 5Ds in its entirety, but even I'm pretty sure he doesn't synchro summon 15 monsters per duel.

If anything he probably changes them out offscreen.

About the created Synchros. . . who knows, maybe he just always leaves an empty slot in his Extra Deck.