Made condition more consistent📄

src/game.rs

@@ -460,7 +460,7 @@ pub fn transfer_dead_card(
         (&mut game_state.discard_pile, &mut game_state.shadow_realm)
     };
 
-    if pile_index >= source.len() {
+    if None == source.get(pile_index) {
         let direction = if shadow_to_discard {
             "shadow realm -> discard pile"
         } else {