diff --git a/bingo-trading-cards/README.md b/bingo-trading-cards/README.md
index 3924642..ef514ab 100644
--- a/bingo-trading-cards/README.md
+++ b/bingo-trading-cards/README.md
@@ -1 +1,3 @@
-Credit for template: https://cardconjurer.com/info
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+Credit for template: https://cardconjurer.com/info
+
+More about this: https://hospital.alien.town/doku.php?id=bingo_trading_cards
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