Merrow Reejerey [Lorwyn] Arena League 2006 "When the bog walks

"When the bog walks

Set: Eventide Type: Creature — Elemental Rarity: Rare Cost: {4}{B}{B}{B} Chroma — Umbra Stalker's power and toughness are each equal to the number of black mana symbols in the mana costs of cards in your graveyard

But the pay is pretty good

its power and toughness are each equal to the number of Forests you control

Set: Urza's Saga Type: Artifact Rarity: Uncommon Cost: {1} {1}

Merrow Reejerey [Lorwyn] Arena League 2006 "When the bog walksSet: Lorwyn Type: Creature Merfolk Soldier Rarity: Uncommon Cost: {2}{U} Other Merfolk creatures you control get +1 +1. Whenever you cast a Merfolk spell, you may tap or untap target permanent. Steady and silent as the deep current, the reejerey guides the course of the school.