Spiky, well-lit trap.
The item id for Fence Barbedwire Ornamental in unturned is 1131. You can use this ID with the commands below to spawn the item, give it to a player or buy it on a modded economy server.
Useable: Barricade
Build: Spike
Size_X: 2
Size_Y: 1
Size_Z: 0.2
Health: 325
Range: 4
Radius: 1.5
Offset: 1.65
Player_Damage: 50
Zombie_Damage: 100
Animal_Damage: 100
Explosion: 36
Blueprints: 1
Blueprint_0_Type: Barricade
Blueprint_0_Supplies: 2
Blueprint_0_Supply_0_ID: 67
Blueprint_0_Supply_0_Amount: 2
Blueprint_0_Supply_1_ID: 1130
Blueprint_0_Supply_1_Amount: 5
Blueprint_0_Build: 27
Blueprint_0_Conditions: 1
Blueprint_0_Condition_0_Type: Holiday
Blueprint_0_Condition_0_Value: Christmas
Has_Clip_Prefab: false