Disaster Radius [Rise of the Eldrazi]

Disaster Radius [Rise of the Eldrazi]Set: Rise of the Eldrazi Type: Sorcery Rarity: Rare Cost: {5}{R}{R} As an additional cost to cast this spell, reveal a creature card from your hand. Disaster Radius deals X damage to each creature your opponents control, where X is the revealed card's mana value.

the Sky Asunder deals X damage to target creature with flying

But it won't be today

" —Riku of Two Reflections

Set: Commander 2016 Type: Sorcery Rarity: Uncommon Cost: {2}{B} Destroy target creature

Counter target spell if its mana value is X

Then put all cards revealed this way that weren't put onto the battlefield into your graveyard

Set: Planar Chaos Type: Creature — Treefolk Rarity: Uncommon Cost: {5}{G} Vanishing 3 (This creature enters the battlefield with three time counters on it

Our skins will wave upon the guild-masts over emptied streets

those permanents can't attack or block and their activated abilities can't be activated

Set: Commander 2011 Type: Artifact Rarity: Uncommon Cost: {1} {T}: Add {C}{C}

Set: Legends Type: Sorcery Rarity: Uncommon Cost: {W} Look at the top five cards of target player's library

That player discards that card