Theory: Blackbeards final power up will be (Manga Spoilers) : r/OnePiece

Small theory on a Blackbeards power [Manga spoilers] : r/OnePiece

Theory about Blackbeard (manga spoilers chapter 999) : r/OnePiece

NEW Theory on Blackbeard,Devil fruits and Seastones : r/OnePiece

The powers of a certain someone (Spoilers chapter 1085+) : r/OnePiece

Blackbeard's Plans on a certain Island (Chapter 1090 Spoilers) : r

Luffy will lose (spoiler) : r/OnePiece

Spoiler] Theory about the last few Chapters : r/OnePiece

Blackbeard will come to wano : r/OnePiece

Blackbeard and Next ARC theory : r/OnePiece