For example, there are a ton of better ramping effects than Burnished Hart
Cards with multiple card types are at a premium, so the deck is full of stuff like: Solemn SimulacrumSolemn Simulacrum Dryad ArborDryad Arbor Demonic CovenantDemonic Covenant Theres plenty of self-mill to fill your graveyard: Deadbridge ChantDeadbridge Chant Nyx WeaverNyx Weaver Crawling SensationCrawling Sensation You also have a couple ways to get those cards back, like ReanimateReanimate and Whip of ErebosWhip of Erebos
Its Shifting Stream ability is a free pivot, switching one of your Benched Pokmon into the Active Spot
In order of excellence, Id suggest: Annie Joins Up, which looks like an excellent Naya card, Rakdos Joins Up Kellan Joins Up Vraska Joins Up Tinybones Joins Up #51
Top card storage brands: What are some of the best brands making storage options for MTG cards
What this card does is simple but insanely good, and thats attaching a free Fire Energy from your discard pile to your Active Pokmon