Tragic Poet [Urza's Legacy] SPA Planeador del Pantano Serum was once derived from

Serum was once derived from Mirrodin's blinkmoths

Set: Planar Chaos Type: Creature — Serpent Common Cost: {5}{B} Bog Serpent can't attack unless defending player controls a Swamp

target Merfolk you control gains hexproof until end of turn

Set: Commander 2011 Type: Legendary Planeswalker — Garruk Rarity: Mythic Cost: {2}{G}{G} +1: Untap two target lands

and disclose the deep

Tragic Poet [Urza's Legacy] SPA Planeador del Pantano Serum was once derived fromSet: Urza's Legacy Type: Creature Human Rarity: Common Cost: {W} {T}, Sacrifice Tragic Poet: Return target enchantment card from your graveyard to your hand. "I would weep, but my tears have been stolen; I would shout, but my voice has been taken. Thus, I write."