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.

Whenever a creature enters the battlefield under your control, you gain life equal to its toughness.

{3}, {T}: Draw a card.

Defender

{T}: Add X mana in any combination of colors, where X is the number of creatures with defender you control.

({T}: Add {B} or {R}.)

As Blood Crypt enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {G} or {U}.)

As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Untapped creatures you control get +0/+2.

Untapped creatures you control get +0/+2.

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.

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

Sacrifice Commander's Sphere: Draw a card.

Defender

Reach (This creature can block creatures with flying.)

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.

Search your library for a card, put that card into your hand, then shuffle.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Defender, flying

Prevent all combat damage that would be dealt to and dealt by Fog Bank.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Wall creatures you control get +1/+0 and have banding. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding you control are blocking or being blocked by a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

({T}: Add {W} or {B}.)

As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {W} or {U}.)

As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Defender, flying

Each creature you control assigns combat damage equal to its toughness rather than its power.

-3: You gain life equal to the greatest toughness among creatures you control.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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.

If Leyline of Vitality is in your opening hand, you may begin the game with it on the battlefield.

Creatures you control get +0/+1.

Whenever a creature enters the battlefield under your control, you may gain 1 life.

Changeling (This card is every creature type.)

As Morophon, the Boundless enters the battlefield, choose a creature type.

Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay.

Other creatures you control of the chosen type get +1/+1.

Defender

{T}: Add {G} for each creature you control with defender.

({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.

Defender

Whenever a creature you control with defender blocks, you may gain 2 life.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}: Add one mana of any type that a land you control could produce.

({T}: Add {R} or {W}.)

As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.

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

If a green source would deal damage to you, prevent 2 of that damage.

If a black source would deal damage to you, prevent 2 of that damage.

If a red source would deal damage to you, prevent 2 of that damage.

If an artifact would deal damage to you, prevent 1 of that damage.

If a blue source would deal damage to you, prevent 2 of that damage.

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

If a white source would deal damage to you, prevent 2 of that damage.

Creatures you control get +0/+1 and have reach. (They can block creatures with flying.)

At the beginning of your upkeep, draw a card.

{T}: Staff of Nin deals 1 damage to any target.

Defender

Other creatures you control with defender get +0/+2.

({T}: Add {U} or {R}.)

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {R} or {G}.)

As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Defender, hexproof

{T}: Add one mana of any color.

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

({T}: Add {G} or {W}.)

As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

As Unclaimed Territory enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

Defender (This creature can't attack.)

Pay 1 life: Wall of Blood gets +1/+1 until end of turn.

Defender

When Wall of Blossoms enters the battlefield, draw a card.

Defender (This creature can't attack.)

{B}: Regenerate Wall of Bone. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Defender (This creature can't attack.)

{G}: Regenerate Wall of Brambles.

Defender (This creature can't attack.)

Whenever Wall of Caltrops blocks a creature, if at least one other Wall creature is blocking that creature and no non-Wall creatures are blocking that creature, Wall of Caltrops gains banding until end of turn. (If any creatures with banding you control are blocking a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by.)

Defender (This creature can't attack.)

{B}, Sacrifice Wall of Corpses: Destroy target creature Wall of Corpses is blocking.

Defender, flying

Shroud (This creature can't be the target of spells or abilities.)

Defender (This creature can't attack.)

Whenever Wall of Dust blocks a creature, that creature can't attack during its controller's next turn.

Defender (This creature can't attack.)

Whenever Wall of Essence is dealt combat damage, you gain that much life.

Defender (This creature can't attack.)

Wall of Glare can block any number of creatures.

Defender (This creature can't attack.)

Whenever Wall of Hope is dealt damage, you gain that much life.

Defender (This creature can't attack.)

{U}{U}, {T}: Create a 0/1 blue Plant Wall creature token with defender named Kelp.

Defender (This creature can't attack.)

Whenever you gain life, put a +1/+1 counter on Wall of Limbs.

{5}{B}{B}, Sacrifice Wall of Limbs: Target player loses X life, where X is Wall of Limbs's power.

Defender (This creature can't attack.)

{G}, Sacrifice a Wall: Draw a card.

Defender

When Wall of Omens enters the battlefield, draw a card.

Defender (This creature can't attack.)

First strike

Defender, flying

At the beginning of your end step, you may gain life equal to the power of target creature you control.

Defender (This creature can't attack.)

When Wall of Runes enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Defender, flying

Cumulative upkeep--An opponent gains 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Defender (This creature can't attack.)

Banding (If any creatures with banding you control are blocking a creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by.)

Defender (This creature can't attack.)

Whenever Wall of Souls is dealt combat damage, it deals that much damage to target opponent or planeswalker.

({T}: Add {U} or {B}.)

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Each creature deals damage to itself equal to its power.

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

Search your library for a creature card, reveal it, then shuffle and put the card on top.