Orbital Bombardment
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Orbital Bombardment • Mars • Action • Uncommon • Play: Reveal any number of Mars cards from your hand. For each card revealed this way, deal 2 to a creature. (You may choose a different creature each time.) • Artist: Ameen Naksewee • Card Number: CotA:172, AoA:185, VM2023:195
Commentary
All of the damage done by Orbital Bombardment would be done simultaneously.
Source: Damage
When resolving the ability of Orbital Bombardment, "any number" can be treated as zero.
Source: "Any Number"