Command Tower (2) [Commander's Arsenal]Set: Commander's Arsenal Type: Land Rarity: common {T}: Add one mana of any color in your commander's color identity.

Activate only during your upkeep

Set: Secret Lair Drop Type: Instant Rarity: rare Cost: {1}{R} Choose one — • Abrade deals 3 damage to target creature

Set: Zendikar Rising Type: Legendary Creature — Elemental Rarity: mythic Cost: {3}{G}{G} Ashaya's power and toughness are each equal to the number of lands you control

−3: Creatures you control get +2/+2 until end of turn

Basic landcycling {1} ({1}

Put that card onto the battlefield and the rest on the bottom of your library in a random order

Set: Salvat 2005 Type: Legendary Creature — Human Wizard Rarity: rare Cost: {2}{U}{U}{U} Tap an untapped Wizard you control: Draw a card

Set: Magic 2010 Type: Creature — Bird Rarity: rare Cost: {G} Flying {T}: Add one mana of any color

Set: Seventh Edition Type: Land Rarity: rare Whenever this land becomes tapped

return up to two Rat creature cards from your graveyard to your hand

) If one or more tokens would be created under your control

Set: Secret Lair Drop Type: Enchantment Rarity: rare Cost: {2}{R} Nonbasic lands are Mountains