You may find these two threads helpful:
There was some testing of the % odds of each skill going off (it appears that it is 1/3 each) and the relative merits of Danza’s specials (two extremely strong and one frustrating negative outcome).
Clearly if you NEED swords and get bottle it is frustrating and may feel like a letdown too in spite of it being an exceptional skill. I have him at 4-60 and a second starting second ascension (only eating his brothers so will be a long time, Inari is ahead of him).