Shivan Dragon [Collectors' Edition] Leviathan Whenever a player casts a

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

you may put its +1/+1 counters on target artifact creature

If each of those creatures could block all creatures that the other is blocking

Set: Unlimited Edition Type: Enchantment Rarity: Uncommon Cost: {2}{B} White spells cost {3} more to cast

At the beginning of each end step

Shivan Dragon [Collectors' Edition] Leviathan Whenever a player casts aSet: Collectors' Edition Type: Creature Dragon Rarity: Rare Cost: {4}{R}{R} Flying (This creature can't be blocked except by creatures with flying or reach.) {R}: Shivan Dragon gets +1 +0 until end of turn. While it's true most Dragons are cruel, the Shivan Dragon seems to take particular glee in the misery of others, often tormenting its victims much like a cat plays with a mouse before delivering the final blow.