Talisman of Tithes (Blue)

Go again

If an opponent would draw 1 or more cards during your action phase, instead destroy this and they draw that many cards minus 1.

Rulings

From the Everfest release notes

You cannot defend with Talisman of Tithes as it has no defense value. (This is different than if the defense value was 0.)
This is not a “may’ effect. If an opponent would draw 1 or more cards during your action phase, you must destroy Talisman of Tithes.
If an opponent would draw 0 cards due to the replacement effect, the draw event does not occur and effects that trigger when a player draws a card do not trigger.

Keyword notes

Go again - Go again allows multiple actions to be played in a turn when usually playing an action with use up your action point, and therefore end your turn. A card with go again gives the controller of that card or activated ability 1 action point when it resolves.

When an action with go again resolves, its controller gains 1 action point.
Multiple instances of go again on the same card or activated ability do not stack. If a card or activated ability has multiple instances of go again when it resolves its controller gains 1 action point only.
If an action with go again does not resolve, its controller does not gain 1 action point.
You cannot reveal a card with no to Belittle. The card must have a value to its power that is 3 or less. (0 is a value)