* Add 2 Part 42042ca Black Bionicle Krana Mask Ca (Alternate) (match ID 1)
* Add 2 Part 42042ja Black Bionicle Krana Mask Ja (Alternate) (match ID 1)
* Add 2 Part 42042vu Black Bionicle Krana Mask Vu (Alternate) (match ID 1)
* Add 2 Part 42042xa Black Bionicle Krana Mask Xa (Alternate) (match ID 1)
* Add 2 Part 42042yo Black Bionicle Krana Mask Yo (Alternate) (match ID 1)
* Add 2 Part 42042za Black Bionicle Krana Mask Za (Alternate) (match ID 1)
* Add 1 Part 42042ca Purple Bionicle Krana Mask Ca (Alternate) (match ID 2)
* Add 1 Part 42042ja Purple Bionicle Krana Mask Ja (Alternate) (match ID 2)
* Add 1 Part 42042su Purple Bionicle Krana Mask Su (Alternate) (match ID 2)
* Add 1 Part 42042vu Purple Bionicle Krana Mask Vu (Alternate) (match ID 2)
* Add 1 Part 42042xa Purple Bionicle Krana Mask Xa (Alternate) (match ID 2)
* Add 1 Part 42042yo Purple Bionicle Krana Mask Yo (Alternate) (match ID 2)
* Add 1 Part 42042za Purple Bionicle Krana Mask Za (Alternate) (match ID 2)
* Add 1 Part 42042ca Yellow Bionicle Krana Mask Ca (Alternate) (match ID 3)
* Add 1 Part 42042ja Yellow Bionicle Krana Mask Ja (Alternate) (match ID 3)
* Add 1 Part 42042su Yellow Bionicle Krana Mask Su (Alternate) (match ID 3)
* Add 1 Part 42042vu Yellow Bionicle Krana Mask Vu (Alternate) (match ID 3)
* Add 1 Part 42042xa Yellow Bionicle Krana Mask Xa (Alternate) (match ID 3)
* Add 1 Part 42042yo Yellow Bionicle Krana Mask Yo (Alternate) (match ID 3)
* Add 1 Part 42042za Yellow Bionicle Krana Mask Za (Alternate) (match ID 3)
* Change {1 to 2} Part Black 42042bo Bionicle Krana Mask Bo {match ID 0 to 1}
* Change {1 to 2} Part Black 42042su Bionicle Krana Mask Su {Regular to Alternate} {match ID 0 to 1}
* Change 1 Part Purple {42042su Bionicle Krana Mask Su to 42042bo Bionicle Krana Mask Bo} {match ID 0 to 2}
* Change 2 Part Yellow {42042xa Bionicle Krana Mask Xa to 42042bo Bionicle Krana Mask Bo} {match ID 0 to 3}
Comments from Submitter:
Due to the nature of how LEGO went about randomizing Krana, they are random out of the mold, meaning that any set appearance of a Krana (in the regular rubber material) has the potential to be any of the eight shapes. These are equivalent to the "1-01", "1-04", etc. numbers you'd find inside of other bricks.