It will feature Team Rocket's Pokemon such as Giovanni's Mewtwo and Cyber Hacker Porygon (you know the one from that episode that gave everyone seizures and got banned, well Porygon is clearly in the mainframe server room to say the least
On to the activated ability, is a nice easy cost, and while the nonlegendary clause is sure to nip at you a couple of times for interactions you would love to have, there are lots of excellent targets for Niko to flicker and result in three or more extra white or blue ETB effects, just look at Karmic Guide, Trinket Mage, and Junk Winder
Pumping your stuff is awesome
Flying Zombies
Does this mean my artwork is going to be worth more than a house
It's cheap, has very high damage potential, and Gyarados is only a stage one Pokmon: this is a perfect attack for flattening Pokmon Ex