Since winning the game is the goal of any MTG player, WotC wouldnt go easy on us, and these cards risk unbalancing the game
Each of these lands features a setting from the original series
Artifact Creature: Burnished HartBurnished Hart, 202109 Inclusions Artifact Land: Ancient DenAncient Den, 116859 Enchantment Creature: Destiny SpinnerDestiny Spinner, 100526 Enchantment Artifact: Hammer of PurphorosHammer of Purphoros, 29960 Kindred Enchantment: Echoes of EternityEchoes of Eternity, 20085 Kindred Sorcery: Skittering InvasionSkittering Invasion, 17376 Kindred Instant: Kozilek's CommandKozilek's Command, 13486 Kindred Artifact: Diviner's WandDiviner's Wand, 5560 Instant Sorcery: Discovery // DispersalDiscovery // Dispersal, 8320 FervorFervor effects keep on getting better and better, and Hammer of PurphorosHammer of Purphoros is starting to be left in the dust a bit by entries like Rising of the DayRising of the Day and Bitter ReunionBitter Reunion
Isshin, Two Heavens as One rewards you with extra attack triggers
In Limited, it's a bit subtle because it delays land development or effectively costs around 4 mana, but its true value is in Constructed, which is overflowing with 0-1 mana CIP effects
