Cloudstone Curio [Ravnica: City of Guilds]Set: Ravnica: City of Guilds Type: Artifact Rare Cost: {3} Whenever a nonartifact permanent enters the battlefield under your control, you may return another permanent you control that shares a permanent type with it to its owner's hand. It *wants* to remain a mystery, banishing the curious in favor of less inquisitive company.

where X is the total amount of mana paid this way

As Sacred Foundry enters the battlefield

Ashes to Ashes deals 5 damage to you

Enchanted creature gets -1/-0

defending player exiles two permanents they control

sacrifice Clam Session

even a faerie tale

shuffle it into its owner's library

Set: Invasion Type: Instant Uncommon Cost: {G}{W} Target player gains 7 life

−2: Create a 4/4 red Dragon creature token with flying

" —Laina of the Elvish Council

you may reveal the top card of your library