Treachery [Urza's Destiny] San Diego Comic-Con 2014 Whenever a player casts a

Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void

Guttering cinders stoke their dying flames by snuffing out the lights of others

Set: Kaladesh Promos Type: Legendary Creature — Human Advisor Rare Cost: {1}{W}{B} Whenever an opponent casts a noncreature spell

Set: Exodus Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Each player chooses from among the permanents they control an artifact

at least now we're fighting in the shade

Treachery [Urza's Destiny] San Diego Comic-Con 2014 Whenever a player casts aSet: Urza's Destiny Type: Enchantment Aura Rare Cost: {3}{U}{U} Enchant creature When Treachery enters the battlefield, untap up to five lands. You control enchanted creature. "The academy educates; I employ. It's a perfect arrangement." Gatha, Tolarian renegade