It is intended to be played by two players who each take two of the mono-colored decks and shuffle them together, creating two 60-card, two-color decks, and will release in local game stores, mass market stores, and online stores on Leap Day, February 29, 2020
Counters, planeswalkers, experience, poison - Kilo enhances all of them
Many collectors skip sleeves entirely and go straight to Pokmon card display frames or rigid cases
Those strategies are cards that gain value from discarding (especially lands), cards that can allow you to play many lands, landfall, and cards with leaves the graveyard triggers
And notice that the only once each turn restriction means you can trigger it on your opponents' turns.Terrasymbiosis plays particularly well with earthbend, and it's often played in the 99 when Toph, the First Metalbender is in the command zone
Thief of Existence won't gain another ability