Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.

Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.

Choose one --

• Target player gains X life.

• Prevent the next X damage that would be dealt to any target this turn.

Reveal the top X cards of your library. Put all land cards from among them onto the battlefield tapped and the rest on the bottom of your library in a random order.

Spell mastery -- If there are two or more instant and/or sorcery cards in your graveyard, untap those lands.

{T}: Add one mana of any color in your commander's color identity.

Flying

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Whenever you gain life, put a +1/+1 counter on each creature you control.

Choose two --

• Destroy all artifacts.

• Destroy all enchantments.

• Destroy all creatures with mana value 3 or less.

• Destroy all creatures with mana value 4 or greater.

Return up to three target artifacts and/or creatures to their owners' hands.

You may cast a spell with mana value 4 or less from your hand without paying its mana cost.

Target creature gets +2/+1 until end of turn. If it's legendary, it also gains lifelink until end of turn.

{T}: Add {C}.

{3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

At the beginning of each end step, if an opponent lost 2 or more life this turn, you may put a quest counter on Bloodchief Ascension. (Damage causes loss of life.)

Whenever a card is put into an opponent's graveyard from anywhere, if Bloodchief Ascension has three or more quest counters on it, you may have that player lose 2 life. If you do, you gain 2 life.

Draw three cards, then put two cards from your hand on top of your library in any order.

Lands you control have "{T}: Add one mana of any color."

{T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

Counter target spell.

Play with the top card of your library revealed.

You may play lands from the top of your library.

Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.

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.

Add {B}{B}{B}.

You gain X life if {G} was spent to cast this spell and X life if {W} was spent to cast this spell. (Do both if {G}{W} was spent.)

Daxos's toughness is equal to your devotion to white. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Whenever another creature you control enters the battlefield or dies, you gain 1 life.

Death Grasp deals X damage to any target. You gain X life.

Each opponent loses two times X life. You gain life equal to the life lost this way.

Choose one --

• Target creature gets -X/-X until end of turn. You gain X life.

• Exile up to twice X target cards from graveyards.

Whenever an opponent loses life, you gain that much life.

Each opponent loses X life. You gain life equal to the life lost this way.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

({U/P} can be paid with either {U} or 2 life.)

Look at target player's hand.

Draw a card.

Grand Coliseum enters the battlefield tapped.

{T}: Add {C}.

{T}: Add one mana of any color. Grand Coliseum deals 1 damage to you.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Choose one --

• Destroy X target artifacts and/or enchantments.

• Target player gains twice X life.

Indestructible

As long as your devotion to white is less than five, Heliod isn't a creature.

Whenever you gain life, put a +1/+1 counter on target creature or enchantment you control.

{1}{W}: Another target creature gains lifelink until end of turn.

Creatures you control with +1/+1 counters on them can't be blocked.

When you cast this spell, you gain half X life and draw half X cards. Round down each time.

Flying, trample

Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

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.

Trample

Lifeblood Hydra enters the battlefield with X +1/+1 counters on it.

When Lifeblood Hydra dies, you gain life and draw cards equal to its power.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

At the beginning of your upkeep, you draw a card and you lose 1 life.

Look at the top three cards of your library, then put them back in any order. You may shuffle.

Draw a card.

The next sorcery spell you cast this turn can be cast as though it had flash. (It can be cast any time you could cast an instant.)

Draw a card.

You have no maximum hand size.

{T}: Add {C}.

Flying

When Riftwing Cloudskate enters the battlefield, return target permanent to its owner's hand.

Suspend 3--{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

{1}{G}{U}: Put a +1/+1 counter on target creature you control.

Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on Simic Ascendancy.

At the beginning of your upkeep, if Simic Ascendancy has twenty or more growth counters on it, you win the game.

Devoid (This card has no color.)

Target creature can't be blocked this turn.

Draw a card.

{T}: Add {C}{C}.

As an additional cost to cast this spell, pay X life.

All creatures get -X/-X until end of turn.

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Draw three cards.

Whenever you cast a permanent spell with a mana cost that contains {X}, double the value of X.

Whenever you cast an instant or sorcery spell or activate an ability, if that spell's mana cost or that ability's activation cost contains {X}, copy that spell or ability. You may choose new targets for the copy.

Creatures you control have lifelink.

{2}{B}{B}, {T}: Return target creature card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step. If it would leave the battlefield, exile it instead of putting it anywhere else. Activate only as a sorcery.

Whenever you cast a spell, you may put two +1/+1 counters on Witch-Maw Nephilim.

Whenever Witch-Maw Nephilim attacks, it gains trample until end of turn if its power is 10 or greater.

Destroy all creatures. They can't be regenerated.

Deathtouch

{T}: Add two mana of any one color.

Whenever you cast a spell with {X} in its mana cost, create a 0/0 green Hydra creature token, then put X +1/+1 counters on it.