with the water overlays. Experimentally disallow krakens (heads) to be placed in or move into shallow water. If the player wants to get rid of the source of all those tentacles he'll have to use ranged combat/spells or face the disadvantage of standing inside shallow water.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@10731 c06c8d41-db1a-0410-9941-cceddc491573
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