Celebi V can use its Find a Friend attack to bring two Pokmon out of your deck and into your hand, and its Line Force attack grows stronger for each Pokmon on your Bench.Victini V can warm up your team with its Spreading Flames attack, which lets you attach up to three Fire Energy cards from your discard pile to any of your Pokmon, and its Energy Burst attack functions just like Mew V's X Ball
Retrieved March 6, 2016
I wouldnt recommend people to swap Perrie for Kros straight out of the box, especially if they are somewhat inexperienced with the format
That said, its power level is quite high, and like Mana Leak or Lightning Bolt being in Standard, it will be a defining component of the game during its entire life in the format
With flying, vigilance, and indestructible, it also grants indestructibility to all your other permanents
With this tin, you can choose the raging blue flames of Mega Charizard X ex or the aerial agility of Mega Charizard Y ex, then find more Pokmon inside a handful of booster packs