Unlock ALL Regiments: When you are at the 'Caravan' screen move the cursor over the spare book under the pile on the left and then hold 'Select' and press R1, L1, L2, R2.
Unlock Infinite Magic: When you are at the 'Caravan' screen move the cursor over the Magic book and hold 'Select' and press Left, Up, Right, Down, L1, R1. When a spell is now cast during a battle no points will be deducted.
Unlock Troops: When you are at the 'Caravan' screen move the cursor over the Troop Roster and hold 'Select' and press Circle, Triangle, X, Square, Left, Right.
In training send your horse people and archers over to the small village building at the front where you start, simply wait there and when the goblin foot is about to come down press L1+L2+R1+r2and select and it would give you instant victory.................!