Eon Yhell, True Compleat

Flash
This spell costs {1} less to cast for each colorless artifact on the battlefield.
All non-Phyrexian artifacts and creatures lose all
abilities and are 0/1 colorless Phyrexian artifact
creatures with "{t}, Sacrifice this creature: Add {c}{c}. You gain 2 life."
{c}{c}{c}{c}: Counter target spell.