Hi @GranMino,
Thank you for your message regarding card “26036” (Meditation).
Please note that “26036” is an event card, and you need to play it in order to activate its effect. Select a card in your hand as a target and pay the cost of this card, which is 0. After that, you will have the opportunity to play the selected card at a reduced cost of 3.
If you continue to experience issues, please let us know!