They never showed Bakudou 33, but they did toon Hadou 33 (Soukatsui/Blue brand Fall), which is "O Lord, mask of flesh and bone, all creation, flutter of wings, ye who bears the name of man, truth and temperance, upon this sinless uithangbord of dreams unleash but slightly the wrath of your claws"
They did say the incantation, it was zei in ep 04. The incatation is here below :)
Ruler the mask of blood and flesh, all things of the universe that fly, that wich names all. In the name of truth and temperance dig your claws into the uithangbord of sinless dreams. Bakudo 33 Pale brand Crash.