Usually, the equip cost demands generic mana, but a few creative cards have unique equip costs, such as Piston Sledge demanding an artifact be sacrificed, or perhaps by paying life
And finally, we end the month with one of the most celebrated releases of the year: the 2018 Mega-Tins
As a four-mana aura, its good that you can technically use it in a fair way, slapping it onto something as a response opponents removing a different creature (or wiping the board)
As before, Vampire Kingdom boosts both sides, cancelling out the difference
Mithril Coat solves this issue, letting it be played at Flash speed and be auto-equipped to a legendary creature
The card is one of the biggest pieces in the best deck in the format and will stay pricey for a while, so dont wait up on purchasing it