To summarize, theres two confirmed differences between the TCG and OCG
If you do plan on playing with Phantom Knights, make sure to get some practice in, and there are a lot of different combos to work with
You might wanna collect a particular set like the latest Silver Tempest set, and you might wanna start out by buying a Pokemon TCG Silver Tempest Booster Box
SE Secret Rare STAR Starlight Rare Radiant Typhoon Varuroon, the Vibrant Vortex X WIND Level 9 [ AquaEffect ] ATK 0 DEF 3000 If a Quick-Play Spell Card is activated (except during the Damage Step): You can Special Summon this card from your hand
Uncommon Cards are usually designated toward Pokmon in their first-evolution stage or have weak final evolutions, like Beedrill and Butterfree
Furthermore, each Leader has a defined number of lives available which can be viewed at the bottom right of the card