Also, kudos for WotC on the design of these cards, because most of the spells are conditional spells
Serum Visions is probably the second-best, or maybe Inquisition of Kozilek
Towns Are Full Of Adventure Another new mechanic introduced in the crossover that isnt quite as impactful as summons, but is still a welcome addition to the game, is LandTowns
Extirpates effect instructs to search both an open zone (graveyard) and hidden zones (hand and liabrary)
Things like holograms and new borders are fine stop-gaps, but counterfeiting Magic cards is so lucrative that it's worth the time and effort for the producers of fake cards to figure out ways around these security measures
Its best to play Revel toward the mid-late game when you already have some treasures stocked up, with some countermagic or ways to ensure it doesnt just get removed