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Rulings
If the spell is an illegal target when Fuel for the Cause tries to resolve, it won’t resolve. You won’t proliferate.
You must be able to target another spell in order to cast Fuel for the Cause. You can’t just cast it in order to proliferate, and it can’t target itself.
You must be able to target another spell in order to cast Fuel for the Cause. You can’t just cast it in order to proliferate, and it can’t target itself.
Rulings
If the spell is an illegal target when Fuel for the Cause tries to resolve, it won’t resolve. You won’t proliferate.
You must be able to target another spell in order to cast Fuel for the Cause. You can’t just cast it in order to proliferate, and it can’t target itself.
You must be able to target another spell in order to cast Fuel for the Cause. You can’t just cast it in order to proliferate, and it can’t target itself.
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