Kaedweni Siege Expert has only 1 strength, but its Morale Boost gives +1 strength to every other unit in its row. Put it in a full Siege row and it quickly pays for itself.
There are 3 copies. One comes in the Northern Realms starter deck from White Orchard, and the other two are random rewards for beating gwent players around the world.
Since the extra copies are random, just keep playing merchants and innkeeps as you travel. The Collect ‘Em All guide covers which players are worth challenging.
