Mergeable Items

Some of these may be inaccurate.

Platinum Watch + Copper Wire = Detonator Rag + Alcohol = Molotov Cocktail (add oil too for larger explosion) RDX + TNT = HMX RDX + C1 = C4 Cantene + Cola Can = Full canteen Steel Pipe + Quick glue + Duct Tape = Gun barrel extender Aluminium rod + Spring = AP enhancer (makes gun fire faster) String + Soda Can = Alarm

Merc needs high electronics and mechanical skill for everything below.
X-ray Tube + Fumble Pack + Chewing Gum = X-ray unit. Lameboy + Copper wire = LCD display. X-ray Unit + LCD Display = X-ray detector. This device works like a radar, when used it displays positions of enemies not seen by your squad. It has a limited range and requires batteries.

Makeshift Mines: -Simply take a mine/defensive/smoke/tear gas/mustard gas grenade or emergency flare. -Attach tripwire to it. -Voila, you made a tripwire mine out of it. You can plant it like a regular mine, but it can also be activated by surrounding tripwire. -Click on the icon in the items picture in UDB to remove the tripwire, giving you back the original grenade and a piece of tripwire.

Attached Explosives: - Can attach rubber band to any grenade. - If there's rubber band attached, allow attaching another grenade. - Can attach duct tape to any explosives. - Can attach any explosives to duct tape. - Can attach any tripwire activated item to tripwire. - Use buddy item to define special attachments (like gas can, alcohol bottle or marbles).