Inkshield [Secret Lair: Sheldon's Spellbook] The Brothers' War Tokens and Dragon spells you control

and Dragon spells you control can't be countered

Set: Phyrexia: All Will Be One Prerelease Promos Type: Legendary Creature — Phyrexian Horror Rarity: Mythic Cost: {2}{U}{U} Flying

Set: 30th Anniversary Edition Type: Creature — Elemental Rarity: Uncommon Cost: {3}{U}{U} Flying

Not many do

When that mana is spent to cast an instant or sorcery spell

Inkshield [Secret Lair: Sheldon's Spellbook] The Brothers' War Tokens and Dragon spells you controlSet: Secret Lair: Sheldon's Spellbook Type: Instant Rarity: Rare Cost: {3}{W}{B} Prevent all combat damage that would be dealt to you this turn. For each 1 damage prevented this way, create a 2 1 white and black Inkling creature token with flying. You did it to yourself.