 
BakuBlaster is a new product in Bakugan: Mechtanium Surge which appears to shoot out disks when launched onto a Gate Card.
Bakugan Baku Blasters.
- Blast your opponents with all new Bakugan that shoot projectile discs and dominate in battle!
- Comes with one Baku Blaster, 2 projectile discs (with G-power boosts), 1 Metal Gate Card and 1 Ability Card .
- One supplied.
- Colours and styles may vary.
- For ages 5 years and over.
- As seen on TV.
WARNING(S):
- Not suitable for children under 3 years old.
- Only for domestic use.
- Do not aim projectile at eyes.
List of BakuBlaster Bakugan
Reference
http://www.argos.co.uk/static/Search/searchTerms/BAKU+BLASTER.htm