In the Trenches (Promo Pack) [The Brothers' War Promos] Leech Cleric Set: March of the Machine

Set: March of the Machine Type: Instant Rarity: Common Cost: {2}{U} This spell costs {2} less to cast if it targets an attacking creature

This ability costs {1} less to activate for each oil counter on Vindictive Flamestoker

but we still think we're dreaming

When Arcane Proxy enters the battlefield

If Incubation Druid has a +1/+1 counter on it

In the Trenches (Promo Pack) [The Brothers' War Promos] Leech Cleric Set: March of the MachineSet: The Brothers' War Promos Type: Enchantment Enchantment Rarity: Mythic Cost: {1}{W}{W} Creatures you control get +1 +1. 5W: Exile target nonland permanent you don't control until In the Trenches leaves the battlefield. Activate only as a sorcery and only once. The battlfield became so pockmarked with craters and trenches that casualties were regularly attributed to "fell in a hole."