Nidavellir's Foundry

Whenever you cast an artifact or enchantment
spell, you may put a forge counter on
Nidavellir's Foundry.
Equipment spells you cast cost {1} less to cast.
{t}, Remove five forge counters from Nidavellir's Foundry: Search your library for an Equipment
card, put it onto the battlefield, and attach it to a creature you control. Then shuffle your library.