mtg tarkir dragonstorm card Tarkir: You may tap a creature you control to reduce that cost by an amount of generic mana equal to its power Encroaching Dragonstorm | Tarkir: Dragonstorm

*Buy Resonating Lute cards on eBay and TCGPlayer Vicious Rivalry (Rare) Current Price: $1 Golgari strategies have been looking for a board wipe that plays well with their top-heavy creature curves, and Vicious Rivalry delivers that

The Golgari deck from Worlds Top 8 had four Cottages and three Tortoises, with the Tortoise able to find a Cottage (or bring one back from the dead), while also reducing the cost of activating it (allowing the potential for multiple creature lands to attack each turn), and even pumping them

Bumbleflower and smack your opponent a few times

As a result, theres a good chance that youre never going to run into this interaction in the wild