Sunder Sliver

Sliver creatures you control have "{3}, Sacrifice this sliver: exile target artifact or enchantment."
The war drained us all, but we knew we had to push to win. Eventually, after incalculable losses on both sides, our enemy retreated to their home of New Phyrexia. They were beaten, but not gone. They would be back unless we struck a final blow. Their corruption of darksteel made their forces formidable, so we did the unthinkabl