ep3_frankokratia_remove_pledged_attackers_effect

ep3_frankokratia_remove_pledged_attackers_effect = {
	global_var:byz_claimant_champion ?= {
		#save neeeded scopes
		save_scope_as = byz_claimant_champion
		random_owned_story = {
			type = frankokratia_story
		 	limit = {
		 		exists = var:byz_claimant
		 	}
		 	var:byz_claimant = {
		 		save_scope_as = byz_claimant
		 	}
		}
		#Start war
		start_war = {
			casus_belli = crusading_claim_cb
			target = title:e_byzantium.holder
			claimant = scope:byz_claimant
			target_title = title:e_byzantium
		}
		random_character_war = {
			limit = { using_cb = crusading_claim_cb }
			save_scope_as = frankokratia_war
		}
		#Add the claimant if they can join
		if = {
			limit = {
				scope:byz_claimant = { is_ruler = yes }
			}
			scope:frankokratia_war = {
				add_attacker = scope:byz_claimant
			}
		}
	}
	#Remove from GHW
	if = {
		limit = {
			has_pledged_attacker = scope:byz_claimant_champion
		}
		unpledge_attacker = scope:byz_claimant_champion
	}
	if = {
		limit = {
			has_pledged_attacker = scope:byz_claimant
		}
		unpledge_attacker = scope:byz_claimant
	}
	#Redirected Crusader Fluff event
	scope:byz_claimant_champion = {
		trigger_event = ep3_frankokratia_events.0030
	}
	#Do the same for all committed rulers
	every_pledged_attacker = {
		limit = {
			has_character_flag = joining_frankokratia
			this != root.faith.religious_head
		}
		#Unpledge from GHW
		faith.great_holy_war = {
			unpledge_attacker = prev
		}
		#ADD TO WAR
		scope:frankokratia_war = {
			add_attacker = prev
		}
		#Redirected Crusader Fluff event
		trigger_event = ep3_frankokratia_events.0030
	}
	scope:byz_claimant_champion = {
		random_owned_story = {
			type = frankokratia_story
			if = {
				limit = {
					global_var:financier_title.holder ?= {
						NOT = {
							any_character_war = {
								using_cb = crusading_claim_cb
							}
						}
					}
				}
				scope:frankokratia_war = {
					add_attacker = global_var:financier_title.holder
				}
			}
			every_in_list = {
				variable = frankokratia_leaders
				limit = {
					NOT = {
						any_character_war = {
							using_cb = crusading_claim_cb
						}
					}
					is_ruler = yes
					is_alive = yes
				}
				scope:frankokratia_war = {
					add_attacker = prev
				}
				#Redirected Crusader Fluff event
				trigger_event = ep3_frankokratia_events.0030
			}
		}
	}
}

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