diff --git a/LPST.pm b/LPST.pm
index dede251..45cd5ac 100644
--- a/LPST.pm
+++ b/LPST.pm
@@ -82,6 +82,11 @@ my @MG_PI = (
 my $P1 = "P1";
 my $P2 = "P2";
 
+my %HAND = (
+    $P1 => [],
+    $P2 => []
+    );
+
 my $DIV = ":";
 
 my %AXIS = (
@@ -718,12 +723,15 @@ sub get_block_cell($){
 }
 
 sub draw($$){
-    my ($self, $s0) = (shift, shift);
+    my ($self, $s0, $apt) = (shift, shift, shift);
 
     my $i = 0;
     for my $s1 (uniq( [split(/ /, $s0)] )){
 	$i++;
-	die "invalid card - $s1" unless grep { $_ =~ /^$s1$/ } @MG_PI;
+	die "invalid card - $s1" unless grep {
+	    $_ =~ /^$s1$/
+	} @MG_PI;
+	$HAND{$P1} = $s1;
     }
     die "draw() $s0 - hand size less than $HAND_SIZE. Possible duplicate card?" if $i < $HAND_SIZE;
 }
diff --git a/ntvl.pl b/ntvl.pl
index f96aff6..b8d1cba 100644
--- a/ntvl.pl
+++ b/ntvl.pl
@@ -39,7 +39,7 @@ sub is_draw($){
 sub draw($$$){
     my ($b, $s0, $apl) = (shift, shift, shift);
     die "invalid draw() syntax $s0" unless $s0 =~ /^([A-Za-z]{1,2} ){4}[A-Za-z]{1,2}$/;
-    $b->draw($s0);
+    $b->draw($s0, $apl);
 }
 
 sub mt2($$$$){