By letting it enter play without its coming into play text taking effect, you could sneak a 12/12 into play for a total of one mana for the Dreadnaught and two for the Mask
This is a very strong effect
for instance, the artifact type Vehicle is used on cards that can become creatures under certain situations, typically when "crewed" by other creatures with a certain total power
(#15 Overall) - Arm-Mounted Anchor AND Paleontologist's Pick-Axe // Dinosaur Headdress Let's start with two equipment that have similar concepts
These aren't the same as double-faced cards, however, as both sides are functionally exactly the same, possessing the same text and abilities
This bonus damage and resistance can make or break a game , so do utilize this system whenever you can