When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control.
Landfall -- Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.
5 /
5
{2}{B}{B}
Barter in Blood
Sorcery
Each player sacrifices two creatures.
{G}
Birds of Paradise
Creature - Bird
Flying
{T}: Add one mana of any color.
0 /
1
{5}{B}{B}
Butcher of Malakir
Creature - Vampire Warrior
Flying
Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.
5 /
4
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{3}{B}{B}
Crux of Fate
Sorcery
Choose one --
• Destroy all Dragon creatures.
• Destroy all non-Dragon creatures.
{2}{G}
Cultivate
Sorcery
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{4}{B}{R}
Deathbringer Thoctar
Creature - Zombie Beast
Whenever another creature dies, you may put a +1/+1 counter on Deathbringer Thoctar.
Remove a +1/+1 counter from Deathbringer Thoctar: It deals 1 damage to any target.
3 /
3
{2}{R}{G}
Decimate
Sorcery
Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)
{1}{B}
Diabolic Intent
Sorcery
As an additional cost to cast this spell, sacrifice a creature.
Search your library for a card, put that card into your hand, then shuffle.
{2}{R}{R}{R}{G}
Dragon Broodmother
Creature - Dragon
Flying
At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters the battlefield, you may sacrifice any number of creatures. It enters the battlefield with twice that many +1/+1 counters on it.)
4 /
4
{2}{R}{R}{G}{G}
Dragonlair Spider
Creature - Spider
Reach
Whenever an opponent casts a spell, create a 1/1 green Insect creature token.
5 /
6
{4}{B}
Endrek Sahr, Master Breeder
Legendary Creature - Human Wizard
Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value.
When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder.
2 /
2
{1}{G}{G}
Eternal Witness
Creature - Human Shaman
When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.
2 /
1
{3}{G}
Explosive Vegetation
Sorcery
Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
{2}{G}
Fecundity
Enchantment
Whenever a creature dies, that creature's controller may draw a card.
{2}{G}
Food Chain
Enchantment
Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells.
{3}{G}
Fresh Meat
Instant
Create a 3/3 green Beast creature token for each creature put into your graveyard from the battlefield this turn.
{2}{R}
Goblin Sharpshooter
Creature - Goblin
Goblin Sharpshooter doesn't untap during your untap step.
Whenever a creature dies, untap Goblin Sharpshooter.
{T}: Goblin Sharpshooter deals 1 damage to any target.
1 /
1
{1}{B}{B}{B}
Grave Pact
Enchantment
Whenever a creature you control dies, each other player sacrifices a creature.
{4}{B}{B}
Grave Titan
Creature - Giant
Deathtouch
Whenever Grave Titan enters the battlefield or attacks, create two 2/2 black Zombie creature tokens.
6 /
6
{2}{G}
Kodama's Reach
Sorcery - Arcane
Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.
{4}{B}{B}
Liliana, Dreadhorde General
Legendary Planeswalker - Liliana
Whenever a creature you control dies, draw a card.
+1: Create a 2/2 black Zombie creature token.
-4: Each player sacrifices two creatures.
-9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.
L:
6
{1}{B}{R}
Mayhem Devil
Creature - Devil
Whenever a player sacrifices a permanent, Mayhem Devil deals 1 damage to any target.
3 /
3
{2}{B}
Ophiomancer
Creature - Human Shaman
At the beginning of each upkeep, if you control no Snakes, create a 1/1 black Snake creature token with deathtouch.
2 /
2
{3}{G}
Parallel Lives
Enchantment
If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
{3}
Phyrexian Altar
Artifact
Sacrifice a creature: Add one mana of any color.
{3}{B}{R}{G}
Prossh, Skyraider of Kher
Legendary Creature - Dragon
When you cast this spell, create X 0/1 red Kobold creature tokens named Kobolds of Kher Keep, where X is the amount of mana spent to cast it.
Flying
Sacrifice another creature: Prossh, Skyraider of Kher gets +1/+0 until end of turn.
5 /
5
{3}{R}
Purphoros, God of the Forge
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to red is less than five, Purphoros isn't a creature.
Whenever another creature enters the battlefield under your control, Purphoros deals 2 damage to each opponent.
{2}{R}: Creatures you control get +1/+0 until end of turn.
6 /
5
{5}{B}{B}{B}
Razaketh, the Foulblooded
Legendary Creature - Demon
Flying, trample
Pay 2 life, Sacrifice another creature: Search your library for a card, put that card into your hand, then shuffle.
8 /
8
{1}{G}
Sakura-Tribe Elder
Creature - Snake Shaman
Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
1 /
1
{3}{B}{B}
Sidisi, Undead Vizier
Legendary Creature - Zombie Naga
Deathtouch
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle.
4 /
6
{2}{B}{B}
Smothering Abomination
Creature - Eldrazi
Devoid (This card has no color.)
Flying
At the beginning of your upkeep, sacrifice a creature.
Whenever you sacrifice a creature, draw a card.
4 /
3
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{1}{R}{R}
Squee, the Immortal
Legendary Creature - Goblin
You may cast Squee, the Immortal from your graveyard or from exile.
2 /
1
{2}{B}
Toxic Deluge
Sorcery
As an additional cost to cast this spell, pay X life.
All creatures get -X/-X until end of turn.
{3}{R}{G}
Xenagos, God of Revels
Legendary Enchantment Creature - God
Indestructible
As long as your devotion to red and green is less than seven, Xenagos isn't a creature.
At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature's power.
6 /
5
{2}{R}{G}
Xenagos, the Reveler
Legendary Planeswalker - Xenagos
+1: Add X mana in any combination of {R} and/or {G}, where X is the number of creatures you control.
0: Create a 2/2 red and green Satyr creature token with haste.
-6: Exile the top seven cards of your library. You may put any number of creature and/or land cards from among them onto the battlefield.
L:
3
{1}{G}{G}
Yavimaya Elder
Creature - Human Druid
When Yavimaya Elder dies, you may search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.