ep3_laamp_support_variable_cleanup_effect

ep3_laamp_support_variable_cleanup_effect = {
	if = {
		limit = { exists = var:adventurer_invasion_supporter }
		save_scope_as = adventurer
		var:adventurer_invasion_supporter ?= { save_scope_as = supporter }
		var:adventurer_invasion_target ?= { save_scope_as = war_target }
	}
	else_if = {
		limit = { exists = var:adventurer_invasion_supportee }
		var:adventurer_invasion_supportee ?= { save_scope_as = adventurer }
		var:adventurer_invasion_target ?= { save_scope_as = war_target }
		save_scope_as = supporter
	}
	scope:adventurer ?= {
		remove_variable = adventurer_invasion_supporter
		remove_variable = adventurer_invasion_target
	}
	scope:supporter ?= {
		remove_variable = adventurer_invasion_supportee
		remove_variable = adventurer_invasion_target
	}
}

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