Mossborn Hydra [Foundations]Set: Foundations Type: Creature Elemental Hydra Rarity: Rare Cost: {2}{G} Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) This creature enters with a +1 +1 counter on it. Landfall Whenever a land you control enters, double the number of +1 +1 counters on this creature.

where X is the revealed card's converted mana cost

add {B} instead

12 Phyrexia: All Will Be One MTG Collector Boosters

Creatures you control have "{T}: Add {U} or {R}

Set: Summer Magic / Edgar Type: Sorcery Rarity: Rare Cost: {B} Remove Contract from Below from your deck before playing if you're not playing for ante

Set: The Lord of the Rings: Tales of Middle-Earth Commander Type: Legendary Artifact Rarity: Rare Cost: {3}{W} Whenever you cast your second spell each turn

Set: Collectors’ Edition Type: Creature — Vampire Rarity: Uncommon Cost: {3}{B}{B} Flying (This creature can't be blocked except by creatures with flying or reach

discard X cards

Set: Odyssey Type: Instant Rarity: Rare Cost: {B} Search your library for a card and put that card into your graveyard

"Center of the Sea

and wields a sharp-edged celestite warclub

Set: Limited Edition Alpha Type: Sorcery Uncommon Cost: {1}{B} Search your library for a card