Blood Brothers ran a brief promotion for the iOS. Players could use their Twitter app to "Tweet" about any new familiars they acquired. This promotion ended and was not renewed as of yet.
- Every tweet earned the familiar small token prizes like shades, coins, and gold.
- Every 5th tweet earned the player a familiar
- Players could tweet as often as they like
- Only 1 tweet every 12 hours counted towards the tweet count.