Astral Cornucopia enters the battlefield with X charge counters on it. {T}: Choose a color. Add one mana of that color for each charge counter on Astral Cornucopia.

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

At the beginning of each player's draw step, that player draws two additional cards.

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

{T}: Add {C}{C}. {2}, {T}, Sacrifice Hedron Archive: Draw two cards.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

{T}: Add one mana of any color.

You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

When you cast this spell, you may return target creature card from your graveyard to the battlefield. Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Trample, infect, indestructible If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

All creatures able to block Breaker of Armies do so.

{T}: Target player draws two cards, then discards two cards.

{T}: Target player draws a card, then discards a card.

When you cast this spell, create a 10/10 colorless Eldrazi creature token.

When Dream Stalker enters the battlefield, return a permanent you control to its owner's hand.

Flying When Emancipation Angel enters the battlefield, return a permanent you control to its owner's hand.

Endless One enters the battlefield with X +1/+1 counters on it.

Flash Flying Whenever an opponent draws their second card each turn, you draw a card. {3}{U}: Each player draws a card.

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

Defender, flying Prevent all combat damage that would be dealt to Guard Gomazoa.

Shadow (This creature can block or be blocked by only creatures with shadow.) Suspend 2—{1}{U} (Rather than cast this card from your hand, you may pay {1}{U} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

{T}: Each player draws a card, then discards a card.

{T}, Sacrifice Magus of the Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.

Flying Whenever you attack with one or more creatures with counters on them, draw a card.

Trample At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of Mirror-Sigil Sergeant.

Whenever you draw your second card each turn, create a 1/1 white Human Soldier creature token.

{T}: Target player draws a card, then discards a card.

Trample {5}: Permanents you control gain indestructible until end of turn. {5}, Exile Soul of New Phyrexia from your graveyard: Permanents you control gain indestructible until end of turn.

Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.) Ulamog's Crusher attacks each combat if able.

Walking Ballista enters the battlefield with X +1/+1 counters on it. {4}: Put a +1/+1 counter on Walking Ballista. Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target.

Enchant creature Prevent all damage that would be dealt by enchanted creature.

Whenever an opponent casts a spell, that player draws seven cards.

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

When Oblivion Ring enters the battlefield, exile another target nonland permanent. When Oblivion Ring leaves the battlefield, return the exiled card to the battlefield under its owner's control.

You may cast spells from your hand without paying their mana costs.

Enchant creature Enchanted creature can't attack or block.

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

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.) Enchanted creature has shroud. (It can't be the target of spells or abilities.)

Return target permanent you control and target permanent you don't control to their owners' hands.

Counter target spell unless its controller pays {X}. Clash with an opponent. If you win, that spell's controller mills four cards. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Draw a card. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)

Target player draws four cards.

Scry 1. Draw a card.

Look at target player's hand. Draw a card.

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Counter target spell. Untap up to four lands.

Prevent all damage that would be dealt to you and creatures you control this turn.

Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Look at the top three cards of your library. Put one of those cards into your hand, one on top of your library, and one on the bottom of your library.

Return target creature to its owner's hand.

Counter target spell. That spell's controller may draw a card.

Azorius Chancery enters the battlefield tapped. When Azorius Chancery enters the battlefield, return a land you control to its owner's hand. {T}: Add {W}{U}.

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

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

({T}: Add {U}.)

({T}: Add {W}.)

({T}: Add {W} or {U}.) Prairie Stream enters the battlefield tapped unless you control two or more basic lands.

You have no maximum hand size. {T}: Add {C}.

Sea of Clouds enters the battlefield tapped unless you have two or more opponents. {T}: Add {W} or {U}.

Detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.) Draw a card.

Create X 1/1 white Soldier creature tokens. If X is 5 or more, destroy all other creatures.

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

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.