laamp_game_over_option_effect

laamp_game_over_option_effect = {
	add_internal_flag = dangerous
	custom_tooltip = laamp_game_over_tt
	if = {
		limit = { exists = scope:new_landless_adventurer_title }
		hidden_effect = {
			destroy_title = scope:new_landless_adventurer_title
			add_character_flag = { flag = declined_become_laamp days = 1 } # The flag is temporary to make the player get a game over if they had no landed heir to take over their lands
			# While also making it so that if they did have an heir to take over they can later play as the old character if they somehow inherit from the heir
		}
	}
}

As written in game/common/scripted_effects/07_dlc_ep3_scripted_effects.txt.