Breeding Pool [Zendikar Expeditions] Colorless Activate only if you control

Activate only if you control six or more artifacts

Set: Eighth Edition Type: Land Rarity: Rare Whenever City of Brass becomes tapped

Set: San Diego Comic-Con 2015 Type: Legendary Creature — Elf Scout Rarity: Mythic Cost: {2}{G} When Nissa

Set: Saviors of Kamigawa Type: Sorcery — Arcane Rarity: Rare Cost: {5}{B} Target opponent chooses a number

where X is the number of Swamps you control

Breeding Pool [Zendikar Expeditions] Colorless Activate only if you controlSet: Zendikar Expeditions Type: Land Forest Island Rarity: Mythic ({T}: Add {G} or {U}.) As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.