Whenever a creature you control attacks, you may put a quest counter on Beastmaster Ascension.
As long as Beastmaster Ascension has seven or more quest counters on it, creatures you control get +5/+5.
{1}{B}
Blood Artist
Creature - Vampire
Whenever Blood Artist or another creature dies, target player loses 1 life and you gain 1 life.
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
--
Cabal Coffers
Land
{2}, {T}: Add {B} for each Swamp you control.
{B}
Carrion Feeder
Creature - Zombie
Carrion Feeder can't block.
Sacrifice a creature: Put a +1/+1 counter on Carrion Feeder.
1 /
1
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{1}{G}
Cryptolith Rite
Enchantment
Creatures you control have "{T}: Add one mana of any color."
{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.
{2}{B}{B}
Damnation
Sorcery
Destroy all creatures. They can't be regenerated.
{2}{B}{G}
Deathreap Ritual
Enchantment
Morbid -- At the beginning of each end step, if a creature died this turn, you may draw a card.
{3}{B}{B}
Dictate of Erebos
Enchantment
Flash
Whenever a creature you control dies, each opponent sacrifices a creature.
{4}{G}
Doubling Season
Enchantment
If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.
If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.
{G}
Elvish Mystic
Creature - Elf Druid
{T}: Add {G}.
1 /
1
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Forest
Basic Land - Forest
({T}: Add {G}.)
--
Foul Orchard
Land
Foul Orchard enters the battlefield tapped.
{T}: Add {B} or {G}.
{G}
Fyndhorn Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
{B}{G}
Golgari Charm
Instant
Choose one --
• All creatures get -1/-1 until end of turn.
• Destroy target enchantment.
• Regenerate each creature you control.
{1}{B}{G}
Golgari Germination
Enchantment
Whenever a nontoken creature you control dies, create a 1/1 green Saproling creature token.
{4}
Grafted Exoskeleton
Artifact - Equipment
Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent.
Equip {2}
{1}{B}{B}{B}
Grave Pact
Enchantment
Whenever a creature you control dies, each other player sacrifices a creature.
--
Grim Backwoods
Land
{T}: Add {C}.
{2}{B}{G}, {T}, Sacrifice a creature: Draw a card.
{2}{G}
Growing Rites of Itlimoc
Legendary Enchantment
When Growing Rites of Itlimoc enters the battlefield, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
At the beginning of your end step, if you control four or more creatures, transform Growing Rites of Itlimoc.
--
Itlimoc, Cradle of the Sun
Legendary Land
(Transforms from Growing Rites of Itlimoc.)
{T}: Add {G}.
{T}: Add {G} for each creature you control.
{2}{G}{G}
Harmonize
Sorcery
Draw three cards.
{2}{G}
Harvest Season
Sorcery
Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.
{2}
Illusionist's Bracers
Artifact - Equipment
Whenever an ability of equipped creature is activated, if it isn't a mana ability, copy that ability. You may choose new targets for the copy.
Equip {3}
{1}{G}
Jade Mage
Creature - Human Shaman
{2}{G}: Create a 1/1 green Saproling creature token.
2 /
1
{G}
Keen Sense
Enchantment - Aura
Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.
{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.
{G}
Llanowar Elves
Creature - Elf Druid
{T}: Add {G}.
1 /
1
--
Llanowar Wastes
Land
{T}: Add {C}.
{T}: Add {B} or {G}. Llanowar Wastes deals 1 damage to you.
{1}{G}
Naturalize
Instant
Destroy target artifact or enchantment.
{1}{G}
Nature's Lore
Sorcery
Search your library for a Forest card, put that card onto the battlefield, then shuffle.
{B}{G}
Necrogenesis
Enchantment
{2}: Exile target creature card from a graveyard. Create a 1/1 green Saproling creature token.
{G}{G}
Night Soil
Enchantment
{1}, Exile two creature cards from a single graveyard: Create a 1/1 green Saproling creature token.
{3}{G}
Nullmage Shepherd
Creature - Elf Shaman
Tap four untapped creatures you control: Destroy target artifact or enchantment.
2 /
4
--
Overgrown Tomb
Land - Swamp Forest
({T}: Add {B} or {G}.)
As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.
{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.
--
Phyrexian Tower
Legendary Land
{T}: Add {C}.
{T}, Sacrifice a creature: Add {B}{B}.
{3}{B}
Pitiless Plunderer
Creature - Human Pirate
Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
1 /
4
{2}{B}{G}
Poison-Tip Archer
Creature - Elf Archer
Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
Whenever another creature dies, each opponent loses 1 life.
2 /
3
{4}{G}
Primal Vigor
Enchantment
If one or more tokens would be created, twice that many of those tokens are created instead.
If one or more +1/+1 counters would be put on a creature, twice that many +1/+1 counters are put on that creature instead.
{1}{G}
Rampant Growth
Sorcery
Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{2}{B}
Read the Bones
Sorcery
Scry 2, then draw two cards. You lose 2 life.
{2}{B}{B}
Reprocess
Sorcery
Sacrifice any number of artifacts, creatures, and/or lands. Draw a card for each permanent sacrificed this way.
{1}{G}
Return to Nature
Instant
Choose one --
• Destroy target artifact.
• Destroy target enchantment.
• Exile target card from a graveyard.
{1}{B}{B}
Ruinous Path
Sorcery
Destroy target creature or planeswalker.
Awaken 4--{5}{B}{B} (If you cast this spell for {5}{B}{B}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)
{1}{G}
Saproling Migration
Sorcery
Kicker {4} (You may pay an additional {4} as you cast this spell.)
Create two 1/1 green Saproling creature tokens. If this spell was kicked, create four of those tokens instead.
{2}{G}{G}
Second Harvest
Instant
For each token you control, create a token that's a copy of that permanent.
{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
{B}{B}
Sign in Blood
Sorcery
Target player draws two cards and loses 2 life.
{1}
Skullclamp
Artifact - Equipment
Equipped creature gets +1/-1.
Whenever equipped creature dies, draw two cards.
Equip {1}
{1}{B}{G}
Slimefoot, the Stowaway
Legendary Creature - Fungus
Whenever a Saproling you control dies, Slimefoot, the Stowaway deals 1 damage to each opponent and you gain 1 life.
{4}: Create a 1/1 green Saproling creature token.
2 /
3
{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
{2}{G}
Snake Umbra
Enchantment - Aura
Enchant creature
Enchanted creature gets +1/+1 and has "Whenever this creature deals damage to an opponent, you may draw a card."
Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{3}{G}
Spore Swarm
Instant
Create three 1/1 green Saproling creature tokens.
{3}{G}{G}
Sporemound
Creature - Fungus
Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Saproling creature token.
3 /
3
{1}{G}
Sprout Swarm
Instant
Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Create a 1/1 green Saproling creature token.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{3}{B}{B}
Syr Konrad, the Grim
Legendary Creature - Human Knight
Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad, the Grim deals 1 damage to each opponent.
{1}{B}: Each player mills a card. (They each put the top card of their library into their graveyard.)
5 /
4
--
Tainted Wood
Land
{T}: Add {C}.
{T}: Add {B} or {G}. Activate only if you control a Swamp.
{4}{G}
Tendershoot Dryad
Creature - Dryad
Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)
At the beginning of each upkeep, create a 1/1 green Saproling creature token.
Saprolings you control get +2/+2 as long as you have the city's blessing.
2 /
2
{G}
Thallid
Creature - Fungus
At the beginning of your upkeep, put a spore counter on Thallid.
Remove three spore counters from Thallid: Create a 1/1 green Saproling creature token.
1 /
1
{3}{G}
Thelonite Hermit
Creature - Elf Shaman
All Saprolings get +1/+1.
Morph {3}{G}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Thelonite Hermit is turned face up, create four 1/1 green Saproling creature tokens.
1 /
1
{B}
Tragic Slip
Instant
Target creature gets -1/-1 until end of turn.
Morbid -- That creature gets -13/-13 until end of turn instead if a creature died this turn.
--
Urborg, Tomb of Yawgmoth
Legendary Land
Each land is a Swamp in addition to its other land types.
{B}
Vampiric Rites
Enchantment
{1}{B}, Sacrifice a creature: You gain 1 life and draw a card.
{3}{G}{G}
Verdant Embrace
Enchantment - Aura
Enchant creature
Enchanted creature gets +3/+3 and has "At the beginning of each upkeep, create a 1/1 green Saproling creature token."
{5}{G}{G}{G}
Verdant Force
Creature - Elemental
At the beginning of each upkeep, create a 1/1 green Saproling creature token.
7 /
7
{B}
Viscera Seer
Creature - Vampire Wizard
Sacrifice a creature: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
1 /
1
{3}{B}{G}
Vraska the Unseen
Legendary Planeswalker - Vraska
+1: Until your next turn, whenever a creature deals combat damage to Vraska the Unseen, destroy that creature.
-3: Destroy target nonland permanent.
-7: Create three 1/1 black Assassin creature tokens with "Whenever this creature deals combat damage to a player, that player loses the game."
L:
5
--
Westvale Abbey
Land
{T}: Add {C}.
{5}, {T}, Pay 1 life: Create a 1/1 white and black Human Cleric creature token.
{5}, {T}, Sacrifice five creatures: Transform Westvale Abbey, then untap it.
--
Ormendahl, Profane Prince
Legendary Creature - Demon
Flying, lifelink, indestructible, haste
{1}{B}
Zulaport Cutthroat
Creature - Human Rogue Ally
Whenever Zulaport Cutthroat or another creature you control dies, each opponent loses 1 life and you gain 1 life.