Night March decks in particular included Mew-EX, using it as another attacker but one with some actual bulk
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They feature almost no strategy to begin with, but since they do still function as a card series I tinkered a little bit with them to come up with the following build
Normally, this side, which is lighter, is preferred compared to the other side, which is a ritual, but the difference is that this side does not have disadvantages such as exclusion cost or Ex-Deck blockade, and can be used for breakthrough purposes
It plays defense exceptionally well, saving a creature and retriggering an ETB ability, then rebounding to do it again next upkeep