ok so this is my problem - in the last 3/4 weeks of doing crota on 3 characters ive had 1 word of crota, 7 abyss defiant, 2 oversoul, 3 song of ir yut, atleast 1 fang of ir yut plus loads of other stuff but can somebody tell me why ive never had a swordbreaker or a hunger of crota or a black hammer please?