Special Summon from your Extra Deck 1 "Number C" monster with the same Type but 1 Rank higher, and if you do, attach that monster to it as material, then, if you Special Summoned a "Number C" monster with a number between "101" and "107" in its name, you can add 1 "Seventh" or "Barian's" Spell/Trap, or 1 "Rank-Up-Magic" Quick-Play Spell, except "Seventh Force", from your Deck to your hand
2022-02-18 Once you activate a ninjutsu ability, no player can affect that ability by removing Satoru Umezawa from the battlefield
Nothing in the deck prohibits players from casting spells, and indeed, I even run Helm of Awakening to encourage players to do so
Kozilek gets to keep its cast trigger, something fairly unique to the Eldrazi Titans, but now you get to rip their hand apart and give them two poison counters