The Rebel Pro Pass is worth $9.99 (or equivalent in your local currency) and provides better prizes.
The Rebel Pro Veteran Pass is worth $19.99 (or equivalent in your local currency) and unlocks both the Pro Pass as well as allowing the player to progress through 15 further levels.
Please note that the Rebel Pass Veteran Pro Pass will not be available once the player passes the 10th Rebel Pass level, it will be hidden from all areas.