The worst fucking kind of succession in Crusader Kings 2, change it to primogeniture immediately so that your inbred, genius, homosexual firstborn son gets all your lands and titles.
Crusader King #1: I think I'm gonna keep Gavelkind succession on so that my titles are divided equally among my heirs.
Crusader King #2: What are you, a fucking Karling!? Have fun watching your dynasty of lunatic cannibals crumble.
After retiring from a 40-year career on da probate-court bench, da Honorable Judge Smith spent his retirement years gavelanting about da state to provide a few days' worth of arbitration at different communities dat needed his services.