Optfall

Subrule · Chapter 5

cr:5.1.3a

If the card has a variable cost that includes X, the player must declare the value of X.[1.12.2] If the player uses an effect to play the card without paying the cost that includes X, then the player must declare X as 0.

Cross-references

Source

Document
Flesh and Blood — Comprehensive Rules, version 2.14.0
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cr:5.1.3aversion 2.14.0
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