When its alliance ability triggers, you scry one card from your deck
The Pokmon can perform one attack listed on its card as long as the correct amount and type of energy is attached to the card
Ive lost count of how many games Ive won by slowly draining my opponents library or stripping their hand of answers
There are also five cards youre just allowed to play with after they were introduced from Brawlidays and Brawlers Guildhouse events: Errr, okay, so Oh yeah, also apparently these are Magic cards and theyre legal, as long as you only play Best-of-One: Angelic Reward Confront the Assault Feral Roar Inspiring Commander Knights Pledge Rivers Favor Shrine Keeper Shorecomber Crab Spiritual Guardian Tactical Advantage Treetop Warden Zephyr Gull Oh, also in Best-of-One, you can play some miscellaneous stuff like: Serra Angel used to be one of these cards that was only allowed if you played Best-of-One, but it was reprinted in Dominaria
Pull up a picture of the real, official card online and check for differences between it and the card you want to buy
Similarly, the Starter Kit has 8 new rares and 2 new mythic rares, which can be found here with extended art