Worms Open Warfare 2 Codes -

Medals:
Complete the indicated task to unlock the corresponding medal in the Medal Cabinet option.


100% Complete: Get a 100% completion. 
Annihilation: Win by with a lot of health remaining. 
Berserker: Kill at least eight Worms in one round. 
Big Spender: Buy all shop items. 
Boffin: Complete all puzzles, including those in unlockable levels. 
Field Marshal: Win at least twenty online games. 
Laboratory: Complete all laboratory levels, including those in unlockable levels. 
Outstanding Bravery: Have a comeback win. 
Rookie: Complete all training levels 
Tough Nut: Complete all campaign levels, including those in unlockable levels. 
Veteran: Play twenty online games. 
Winning Streak: Win five consecutive games. 

Lightning Strike:
The Lightning Strike will resurrect Worms from their grave. It will also give a Worm 30 points of health back and can recharge electromagnets and change whose team a Sentry Gun is on.