Doubling Season [Ravnica: City of Guilds] Nahiri Set: Commander Anthology Type: Artifact

Set: Commander Anthology Type: Artifact Rarity: Rare Cost: {3} You may activate abilities of creatures you control as though those creatures had haste

Set: Arena League 1999 Type: Instant Rarity: Rare Cost: {2}{U}{U} Counter target spell

Set: Judge Gift Cards 2014 Type: Instant Rarity: Rare Cost: {3}{U}{U} You may pay 1 life and exile a blue card from your hand rather than pay this spell's mana cost

Even greater fools try to solve them

Activate only during your upkeep and only once each turn

Doubling Season [Ravnica: City of Guilds] Nahiri Set: Commander Anthology Type: ArtifactSet: Ravnica: City of Guilds Type: Enchantment Rarity: Rare Cost: {4}{G} If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.