This specific Planeswalker card depicts Nissa Revane, an elf shaman with a powerful connection to the land, in a pivotal moment of her story arc. Her ability to untap lands and drastically increase mana production allows players to deploy larger creatures or cast more powerful spells much earlier than typically possible. An example of her impact is the potential to cast a five-mana cost spell on the third turn, significantly disrupting the expected game flow.
This version of Nissa represents a significant shift in power level for green decks within the game. Her ability to generate explosive mana acceleration fundamentally alters strategic approaches and deck construction. Introduced in the War of the Spark expansion, she quickly became a dominant force in various competitive formats, prompting discussions about deck balance and game design. Her presence pushed green-based strategies to the forefront and contributed significantly to the meta-game of that period.