best mtg promo cards on MTGO: What Are They Good For? What is your favorite MTG

Luckily, Frenetic Sliver can potentially protect your slivers from both

Azorius (White/Blue ): Artifacts Dimir (Blue/Black ): Simple Control Rakdos (Black/Red ): Black Mage Aggro Gruul (Red/Green ): Landfall and Chocobos Selesnya (Green/White ): Go-Wide Aggro Orzhov (White/Black ): Artifact/Creature Sacrifice Golgari (Black/Green ): Graveyard Matters Simic (Green/Blue ): Town Ramp Izzet (Blue/Red ): Noncreature Spells that Cost 4 or Greater Boros (Red/White ): Equipment White Adelbert Steiner Rating: 5/10 Adelbert Steiner is a great reason to want more equipment cards in your deck

In addition to the cards Constructed appeal, Summon: Knights of Round is also a solid addition to any Saga Commander deck, such as those built around Tom Bombadil

Other than the obvious benefit of this protecting your spells from hand disruption like Thoughtseize and Duress, foretell costs often make a card cheaper to cast as well