Odyssey

{B}, Discard a card: Regenerate Dirty Wererat. Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can'...

Dreamwinder can't attack unless defending player controls an Island. {U}, Sacrifice an Island: Target land becomes an Island until end of turn.

Enchant creature Enchanted creature has "{T}: This creature deals 1 damage to any target."

Flying Threshold — As long as seven or more cards are in your graveyard, Childhood Horror gets +2/+2 and can't block.

Until end of turn, whenever target creature deals damage, you gain that much life. Draw a card.

Discard any number of cards. Creatures you control get +0/+1 until end of turn for each card discarded this way.

Create a 4/4 green Beast creature token. Flashback {2}{G}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Defender (This creature can't attack.) Flying

Whenever a player discards a card, you may gain 1 life.

Sacrifice Crypt Creeper: Exile target card from a graveyard.

{1}{B}, Exile a card from your graveyard: Screams of the Damned deals 1 damage to each creature and each player.

Junk Golem enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, sacrifice Junk Golem unless you remove a +1/+1 ...

Whenever Rotting Giant attacks or blocks, sacrifice it unless you exile a card from your graveyard.

Flying Whenever a creature with flying dies, put a +1/+1 counter on Soulcatcher.

({T}: Add {G}.)

{T}: Add {C}. {T}, Sacrifice Petrified Field: Return target land card from your graveyard to your hand.

{T}: Add {C}. {1}, {T}: Untap target land.

Sacrifice an Atog creature: Atogatog gets +X/+X until end of turn, where X is the sacrificed creature's power.

Trample Terravore's power and toughness are each equal to the number of land cards in all graveyards.

Squirrel Mob gets +1/+1 for each other Squirrel on the battlefield.

Create a 1/1 green Squirrel creature token. Flashback {1}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying {2}{U}, Sacrifice a land: Draw a card.

Protection from black and from red Threshold — As long as seven or more cards are in your graveyard, Mystic Crusader gets +1/+1 and has flying.

{1}, {T}: Add {G}{W}.