Pokémon Trading Card Game Pocket 's hotly-anticipated Trade feature is finally live in the mobile app. Those who have been waiting to swap cards with their pals can now do so, but there's a catch: it's a real headache.

The next major Pokémon Trading Card Game Pocket update, dubbed Space-Time Smackdown, is scheduled for Jan. 29, but several cards are already starting to appear online, presumably through datamining. Let’s break down some highlights.

Trade Tokens are one of two types of currency needed to initiate a trade in Pokémon TCG Pocket, with the other being Trade Stamina. But while stamina increases over time, you need to earn Trade Tokens manually—and a hefty amount to trade some of the rarest cards.

The creators of Pokémon TCG Pocket have issued a warning to all players not to tamper with game data or participate in real money trades, or risk getting their accounts banned. The crackdown comes right before card trading and a new Space-Time Smackdown set are added to the mobile hit.

Pokémon TCG Pocket is warning players of the consequences for cheating, just ahead of the expected release of in-game trading later this week. In an announcement pushed to the app yesterday, players were warned about violations of the Terms of Service that specifically relate to cheating: "We are aware that some players have engaged in data tampering,

Pokémon TCG Pocket issues a warning players who break their ToS will be penalized as the new expansion and trading feature release this week.