Valahai Riven (Yellow)

Valahai Riven’s ability triggers when it becomes a defending card on the combat chain. This is an optional effect: you may pay up to . If you do, you will create a total number of Seismic Surge token equal to the number of paid this way. If you do not pay any resources this way, you do not create any tokens.

When resolving Valahai Riven’s triggered effect, there is no priority between any of the effects generated (e.g. paying resources, creating a Seismic Surge token).