Total War: SHOGUN 2 - The Ikko Ikki Clan Pack

The Ikko Ikki Clan Pack adds the iconic ‘warrior monk’ clan to Total War: SHOGUN 2 and a wide variety of brand-new content for use across the different game modes of SHOGUN 2.

The Ikko Ikki “warrior monk” Clan:

A new clan for use in single or multiplayer Campaign modes and Custom and Multiplayer Battles
8 new unit-variants specific to the Ikko Ikki clan
New skill trees
New Ikko Ikki Monk Agent with his own specific skill tree
The Ikko Ikki Clan Pack also includes:

The Warrior Nun unit – can be trained by any clan except the Ikko Ikki
New Naginata Warrior Monk hero
New Historical Battle: Nagashima (Ikko Ikki VS Oda)
Ikko Ikki armour set for Avatar - includes hood, robes and barefoot leg-pieces.
New Retainers for use in the Avatar Conquest mode.

$4.99 on Steam: http://store.steampowered.com/app/34348?snr=1_41_4__42

there was also a small update added to the base game with this, don't know if you saw it rom

Thanks Eve, I'll post the patch notes.