In the Commander variant, a double-faced card's color identity is determined by the mana costs and mana symbols in the rules text of both faces combined
Though it's more complicated than Hearthstone, with land cards to tap for mana and turns divided into interruptible phases, that complexity makes surprising synergy and mid-match turnarounds not only possible but commonplace
It would be replaced and succeeded by separate Magic products like Magic: Ice Age, and so on
The create a token mode will see the most play, and in dedicated decks where thisll pop off, you can expect to enjoy making a loooooot of tokens
Remember that you will still have to discard to hand size afterward
MTG Arena has its Explorer format, which for all intents and purposes is Pioneer-lite