fake pokemon cards pack xy evolutions booster packs - 4 There are other ways to
Description
If you don't, its also a good rat as a 3/3 menace, and it gets better if you can blink it later when the threshold is obtained
Either way, Mirri prevents you from being overrun by opponents with a large number of creatures as long as she's attacking each turn

There are a lot of ways to abuse this kind of power, like, once again, using a Walking Ballista, but basically every Creature benefits from this powerful, and very cheap, ability
You can obtain the Moltres (1-Star Shiny rarity) card by opening Mega Rising: Mega Blaziken from Mega Rising set
