grey card sleeves Prime Dark Gray 66x91 – Grognard Games Inside Matte Dual sleeves you will discover a fully opaque Pro-Matte Eclipse Standard Size Card

This is particularly useful if the opponent attempts to remove the controller's face-down "Krawler" monsters with card effects, as this effect will ensure that such monsters are face-up instead when they leave the field and can thus activate their common effects

Its unlikely to make any real impact on Standard, however that doesnt mean its not powerful in the right deck, most likely in Commander

Its especially powerful in a tribe with good lords because you can buff up your army even more

In order to achieve any of this, though, you'll need a sac outlet

Robin Hood, Ephemeral Archer The Sapphire and Steel deck from Whispers in the Well is very easy to recommend