Still worth $2
CBJ prefix notes were sold to collectors in sheets of 40
Easy to miscut them any way you want to fake an error

Not a clash
Too soft
PIDT

That's pointless.
It's an interesting keeper.

Am I seeing little numbers all over this coin?

Are you?
No one else is.
Pareidolia.

It's not difficult to find info about this set, it's all there in Charlton's, the must have resource for Canadian coins.
.925 silver
84,397 sets issued
Original issue price $129.45
Can often be purchased today for melt value, about $70

There's always at least fifty on eBay at all times.
You haven't been looking long enough, a month is a very short time, or you have unrealistic expectations price-wise.

No

Have you searched here;
https://www.coinsandcanada.com/coins-ar ... int&id=714

Does it stick to a magnet?

That's not what it says at all.
It gives no range of prefixes, only prices for those notes with a premium above the default amount in the top line.

It's likely not MS67
ANACS is well known for overgrading Canadian coins as well as grading PL coins as MS

Weight?
Yours looks plated, we're going to need an accurate weight.

... It looks as if a chunk of the right foot of the letter has broken off.... That's what it looks like to me too, and that's damage not an error. We can never know exactly how it happened The rotation is insignificant, must be at least 45 degrees for any premium. As with any coin if you like it ke...

the company is called Paper Money Grading

Not quite.
Though paper money grading is what they do the company is called Paper Money Guaranty.

Not a die crack.
Die clash.
https://www.coinsandcanada.com/coins-ar ... ancybox-10