Either way, the flavor text says it all: "Get it
Magic: The Gathering FINAL FANTASY Promos and Usage New and Notable Wizards Account registration players must register with their Wizards Account to receive the crystal counter, velvet pouch, and Photoflyer token in-store rewards
Usually on the menace creature but if not there then more often on another attacking creature than no benefit at all
When placed on an evasive creature like Spyglass Siren, it allows the player to draw a card each time they deal combat damage
Book Devourer Borrowed Knowledge Brand Break Asunder Breakthrough Byway Barterer Canyon Crab Careful Study Carnage Interpreter Case of the Crimson Pulse Catalog Cephalid Sage Ceta Sanctuary Chains of Mephistopheles Chakra Meditation Chandra, Flame's Catalyst Chandra, Flamecaller Change of Fortune Choking Tethers Claws of Wirewood Clear Clive, Ifrit's Dominant Cloud of Faeries Complicate Compulsion Conqueror's Foothold Contract from Below Control of the Court Cool but Rude Coralhelm Chronicler Cram Session Customs Depot Dangerous Wager Darkwatch Elves Death Pulse Decaying Time Loop Dirge of Dread Disciple of Grace Disciple of Law Disciple of Malice Divide by Zero
If a spell has in its mana cost, use the value chosen for that X to determine the mana value of that spell