public function remove( $args, $_ ) {
		$super_admins = self::get_admins();
		if ( ! $super_admins ) {
			WP_CLI::error( 'No super admins to revoke super-admin privileges from.' );
		}

		$users             = $this->fetcher->get_many( $args );
		$user_logins       = $users ? array_values( array_unique( wp_list_pluck( $users, 'user_login' ) ) ) : array();
		$user_logins_count = count( $user_logins );

		if ( $user_logins_count < count( $args ) ) {
			$flipped_user_logins = array_flip( $user_logins );
			// Fetcher has already warned so don't bother here, but continue with any args that are possible login names to cater for invalid users in the site options meta.

			$user_logins       = array_merge(
				$user_logins,
				array_unique(
					array_filter(
						$args,
						function ( $v ) use ( $flipped_user_logins ) {
							// Exclude numeric and email-like logins (login names can be email-like but ignore this given the circumstances).
							return ! isset( $flipped_user_logins[ $v ] ) && ! is_numeric( $v ) && ! is_email( $v );
						}
					)
				)
			);
			$user_logins_count = count( $user_logins );
		}
		if ( ! $user_logins ) {
			WP_CLI::error( 'No valid user logins given to revoke super-admin privileges from.' );
		}

		$update_super_admins = array_diff( $super_admins, $user_logins );
		if ( $update_super_admins === $super_admins ) {
			WP_CLI::error( $user_logins_count > 1 ? 'None of the given users is a super admin.' : 'The given user is not a super admin.' );
		}

		update_site_option( 'site_admins', $update_super_admins );

		$successes = count( $super_admins ) - count( $update_super_admins );
		if ( $successes === $user_logins_count ) {
			$message = $user_logins_count > 1 ? 'users' : 'user';
			$msg     = "Revoked super-admin capabilities from {$user_logins_count} {$message}.";
		} else {
			$msg = "Revoked super-admin capabilities from {$successes} of {$user_logins_count} users.";
		}
		if ( ! $update_super_admins ) {
			$msg .= ' There are no remaining super admins.';
		}
		WP_CLI::success( $msg );
	}