Iona, Shield of Emeria [Modern Masters 2015] Plant Wall Ravnica's convoluted power structure often

Ravnica's convoluted power structure often boils down to who can muster the most swords on a given block

When it passes

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {W} Target spell or permanent becomes white

If a creature dealt damage this way would die this turn

Iona, Shield of Emeria [Modern Masters 2015] Plant Wall Ravnica's convoluted power structure oftenSet: Modern Masters 2015 Type: Legendary Creature Angel Rarity: Mythic Cost: {6}{W}{W}{W} Flying As Iona, Shield of Emeria enters the battlefield, choose a color. Your opponents can't cast spells of the chosen color. No more shall the righteous cower before evil.