Silent Arbiter [Conspiracy]

Silent Arbiter [Conspiracy]Set: Conspiracy Type: Artifact Creature Construct Rarity: Rare Cost: {4} No more than one creature can attack each combat. No more than one creature can block each combat. Scholars say that arbiters exist on every world, created by an unknown hand to enforce justice.

"This is a sacred duty

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

Set: Fifth Edition Type: Enchantment Rarity: Rare Cost: {B}{B}{B} Skip your draw step

remove a +1/+0 counter from it

Whenever Treva

except it doesn't copy that creature's color and it has this ability

All things will crumble

Set: Guildpact Type: Creature — Elephant Wizard Rarity: Rare Cost: {3}{W}{W} Whenever an opponent casts a spell

sacrifice a land

{T}: Add {W} or {U}

Set: Duel Decks Anthology Type: Land Rarity: Uncommon {T}: Add {C}

Set: San Diego Comic-Con 2015 Type: Legendary Creature — Human Shaman Rarity: Mythic Cost: {1}{R}{R} Whenever you cast a red spell