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: Add 
to your mana pool. If you played a land this turn, add 
to your mana pool instead, then return Isolated Retreat to your hand.
| Oracle text |
| Isolated Retreat {} |Land| Isolated Retreat enters the battlefield tapped. / Tap: Add B to your mana pool. If you played a land this turn, add 2 to your mana pool instead, then return Isolated Retreat to your hand. / Zombies you control get +2/+1 and have protection from Humans and players can’t gain life. |