most expensive blue cards mtg spider man rare The 32 and Must-Have Cards in Marvel's Spider-Man 10 Most Expensive Magic The

Electro, Assaulting Battery, from MTG Spider Man, has an effectively identical effect, ensuring your red mana sticks around

This is awesome with a flash enabler like in Simic with Leyline of Anticipation

I could easily see a lot of charge counters building up, and this deck does run both Torment of Hailfire and Exsanguinate as possible outlets for all that mana

Activate only if you control a creature with power 4 or greater

Rather than each player having a turn, you instead take turns to be the attacker

With Magic 2015 the effect was changed to having the creatures you tap work as a way to pay for its regular cost