It featured rubber - weapon combat , heroic adventures and fantasy monsters .
Treasure Trap , formed in 1982 at Peckforton Castle in Cheshire , is recognised as the first LARP game in the UK .
Treasure Trap featured rubber - weapon combat , heroic adventures and fantasy monsters .
Treasure Trap , formed in 1982 at Peckforton Castle in Cheshire , is recognised as the first LARP game in the UK .