Riolu (61/130) [Countdown Calendar Promos]Set: Countdown Calendar Promos Type: Fighting Rarity: Promo Retreat cost: Colorless

to whom can you pray

As long as Filth is in your graveyard and you control a Swamp

gunner of the *Belligerent*

Mages and warriors recruited from across Kylem display their skills at Valor's Reach

Set: Mirrodin Besieged Type: Creature — Sphinx Rarity: Mythic Cost: {4}{U}{U} Flying

Activate only during an opponent's turn

before attackers are declared

Set: Diamond & Pearl: Majestic Dawn Type: Water Rarity: Holo Rare Retreat cost: Colorless

you may put it into its owner's library third from the top

These cards are similar to the development cards in the base game

Set: Pro Tour Collector Set Type: Basic Land — Forest Rarity: Common ({T}: Add {G}

Activate this ability only during your upkeep and only once each turn