Some info about Sorcery Catalysts : darksouls3
Logan's Catalyst, aka the Court Sorceror's Staff, is the staff for you if you're 51 int or above. At 51 int and +10, it is exactly ONE point better in "spell buff" than the Sorceror's Staff; this gap increases further as int increases between 50 and 60. At 60 int, the gap is 12 points in spell buff, which can mean a one-shot or a sliver of HP ...
DA: 41 PA: 11 MOZ Rank: 68