: Add 
or 
.Rejuvenating Springs gives green-blue Commander decks a flexible land that normally enters untapped while at least two opponents remain in the game. It can supply either color without a life payment, making it convenient for turns when the deck wants to develop its board and keep interaction available. The entry condition depends on the number of opponents, not the lands or creatures already in play.
Use it beside Breeding Pool and Misty Rainforest to broaden the mana base without making every colored source depend on a life payment. The fetch-and-shock package provides searchable land types, while Rejuvenating Springs supplies straightforward color access in the multiplayer portion of a game. Each source has a different job, which helps avoid opening hands where every land needs the same enabling condition.
For ramp and landfall strategies, the practical benefit is choosing between spells such as Three Visits and Counterspell as the turn develops. Green acceleration can establish the board before blue draw and interaction take over. Aesi, Tyrant of Gyre Strait rewards land entries, while Lotus Cobra can make a developing mana base produce additional resources immediately. A flexible source supports those decisions without requiring a separate fixing artifact to stay on the battlefield.
Once the game is down to one opponent, a newly played Rejuvenating Springs enters tapped. A copy already on the battlefield does not suddenly become tapped when a player leaves. It also lacks basic land types, so ordinary fetch lands cannot find it. Plan around that late-game entry difference when deciding whether to keep the land in hand for another turn.
