Sliver creatures you control have flying.

Zombies you control have flying. {U}, {T}, Sacrifice another nontoken creature: Create an X/X blue Zombie creature token, where X is the sacrificed creature's toughness.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.) Other Knights you control have horsemanship.

All Sliver creatures have trample.

All Sliver creatures have shadow. (They can block or be blocked by only creatures with shadow.)

Slivers can't be blocked except by Slivers.

Creatures you control have horsemanship. (They can't be blocked except by creatures with horsemanship.)

As this creature enters, choose a player. This creature has protection from the chosen player.

Sliver creatures you control have deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)

This spell can't be countered. Vigilance, reach, trample Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.) Choose a Background (You can have a Background as a second commander.)

All Sliver creatures have "Whenever this creature is dealt damage, put a +1/+1 counter on it." (It must survive the damage to get the counter.)

All Sliver creatures get +2/+2.

All Sliver creatures get +1/+1.

Whenever you cast a green creature spell, you may search your library for a creature card, reveal it, then shuffle and put that card on top. Whenever you cast a blue creature spell, reveal the top card of your library. If it's a creature card, put that card into your hand.

Reach (This creature can block creatures with flying.) Other Elf creatures you control get +1/+1. Whenever Dwynen attacks, you gain 1 life for each attacking Elf you control.

Other Elf creatures get +1/+1 and have forestwalk. (They can't be blocked as long as defending player controls a Forest.)

Squad {1}{G} (As an additional cost to cast this spell, you may pay {1}{G} any number of times. When this creature enters, create that many tokens that are copies of it.) Other Elves you control get +1/+1.

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Other Merfolk creatures you control get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Other Merfolk creatures you control get +1/+1. {T}: Target Merfolk creature can't be blocked this turn.

All Sliver creatures have haste.

Other Squirrels you control get +1/+1.

Green creatures you control get +1/+1. Whenever a green creature you control enters, scry 1.

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

Ashaya's power and toughness are each equal to the number of lands you control. Nontoken creatures you control are Forest lands in addition to their other types. (They're still affected by summoning sickness.)

Vigilance Whenever Clement or another creature you control enters, return up to one target creature you control with lesser mana value to its owner's hand. Frogs you control have "{T}: Add {G} or {U}. Spend this mana only to cast a creature spell."

Other Elf creatures you control get +1/+1. {T}: Add {G} for each Elf you control.

Green spells you cast cost {1} less to cast.

All Slivers have "{T}: Add one mana of any color."

Vigilance, trample, haste This creature enters with X +1/+1 counters on it. When this creature dies, create a number of tapped Treasure tokens equal to its power.

Creature spells you cast with power 4 or greater cost {2} less to cast. Whenever Goreclaw attacks, each creature you control with power 4 or greater gets +1/+1 and gains trample until end of turn.

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

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

Snake offering (You may cast this spell any time you could cast an instant by sacrificing a Snake and paying the difference in mana costs between this and the sacrificed Snake. Mana cost includes color.) {T}: Untap all Forests and all green creatures. Activate only once each turn.

{T}: Add {G} for each Elf on the battlefield.

Blue spells you cast cost {1} less to cast.

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

Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Merfolk spells and Wizard spells you cast cost {1} less to cast.

Elves you control have "Whenever this creature becomes tapped during your turn, untap it and put a +1/+1 counter on it. This ability triggers only once each turn."

Other green creatures you control get +1/+1. Other blue creatures you control get +1/+1. Untap all green and/or blue creatures you control during each other player's untap step.

Flash Flying, protection from blue Return a Forest you control to its owner's hand: Untap target creature. Activate only once each turn.

You may have this creature enter as a copy of any nonland permanent on the battlefield.

At the beginning of combat on your turn, this creature explores. Then you may have it become a copy of another creature you control until end of turn. (To have this creature explore, reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Flying You may have this creature enter as a copy of any creature on the battlefield with mana value less than or equal to the amount of mana spent to cast this creature, except it's a Bird in addition to its other types and it has flying.

Changeling (This card is every creature type.) You may have Moritte enter as a copy of a permanent you control, except it's legendary and snow in addition to its other types and, if it's a creature, it enters with two additional +1/+1 counters on it and has changeling.

As this enchantment enters, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Ward {2} As this creature enters, choose a creature type. This creature is the chosen type in addition to its other types. If a triggered ability of another creature you control of the chosen type triggers, it triggers an additional time.

You may have this creature enter as a copy of any creature on the battlefield, except it enters with a shield counter on it if you control that creature. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

This spell can't be countered. Trample, ward {4}, haste Toxic 4 (Players dealt combat damage by this creature also get four poison counters.)

Other Cats you control get +1/+1 and have protection from Dogs. Whenever one or more Cats you control deal combat damage to a player, destroy up to one target artifact or enchantment that player controls.

Tap an untapped Wizard you control: Return target nonland permanent you don't control to its owner's hand.

All Slivers have "{T}: Tap target permanent."

Changeling (This card is every creature type.) As this creature enters, choose a creature type. Whenever another creature you control of the chosen type enters, put a +1/+1 counter on this creature.

Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith. At the beginning of combat on your turn, if The Ozolith has counters on it, you may move all counters from The Ozolith onto target creature.

{T}: Add {C}. {2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

({T}: Add {G}.)

{T}: Add {C}. {1}, {T}: Add one mana of any color. {1}, {T}, Tap an untapped Gate you control: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

({T}: Add {U}.)

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Sliver spell. {5}, {T}: Create a 1/1 colorless Sliver creature token. Activate only if you control a Sliver.

As Three Tree City enters, choose a creature type. {T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to the number of creatures you control of the chosen type.

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

Tap an untapped Wizard you control: Draw a card.

Vigilance, reach Whenever a Dinosaur you control deals combat damage to a player, draw a card.

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library.

You may look at the top card of your library any time. You may cast creature spells from the top of your library. {G}, {T}, Tap two untapped creatures you control: Reveal a card from your hand or the top card of your library. If you reveal a creature card this way, put it onto the battlefield. Activate only during your turn.

Whenever a creature you control becomes blocked, you may return it to its owner's hand. Whenever one or more creatures you control deal combat damage to a player, draw a card.

At the beginning of combat on your turn, each Merfolk creature you control explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the exploring creature, then put the card back or put it into your graveyard.) Whenever Hakbal attacks, you may put a land card from your hand onto the battlefield. If you don't, draw a card.

Flying Other Zombies you control have flying. Whenever one or more Zombies you control deal combat damage to one or more of your opponents, you may draw cards equal to the number of opponents dealt damage this way. If you do, discard that many cards.

As this enchantment enters, choose a creature type. Whenever a creature you control of the chosen type enters or attacks, draw a card.

Tap another untapped Merfolk you control: Kumena can't be blocked this turn. Tap three untapped Merfolk you control: Draw a card. Tap five untapped Merfolk you control: Put a +1/+1 counter on each Merfolk you control.

Other Elves you control get +1/+1. Whenever you cast an Elf spell, you may pay {G}. If you do, draw a card.

All Slivers have "{2}, Sacrifice this permanent: Draw a card."

Whenever a Merfolk you control deals combat damage to a player, draw a card.

Whenever a creature you control enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.) Whenever you cast a spell that targets a creature you control, draw a card.

Other Snake creatures you control get +2/+2. Whenever a Snake you control deals combat damage to a player, you may draw a card.

During your turn, commanders you control have indestructible. (Effects that say "destroy" don't destroy them. A creature with indestructible can't be destroyed by damage.) Partner (You can have two commanders if both have partner.)

Whenever a Sliver creature you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {2}.

{G}: Regenerate another target Elf. {2}{G}{G}{G}: Elf creatures you control get +3/+3 and gain trample until end of turn.

Werewolf creatures you control get +1/+0 and have trample. Sacrifice this enchantment: Regenerate all Werewolf creatures you control.

Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."

Spells your opponents cast that target a Merfolk you control cost {2} more to cast. Abilities your opponents activate that target a Merfolk you control cost {2} more to activate.

Ward {1} Other Frogs you control have ward {1}. When this creature enters, target creature you control can't be blocked this turn. Whenever that creature deals combat damage this turn, you may exile it. If you do, return it to the battlefield under its owner's control.

Illusion creatures you control get +1/+1 and have hexproof. (They can't be the targets of spells or abilities your opponents control.)

Flash Any player may cast Sliver spells as though they had flash.

This spell can't be countered. Sliver spells can't be countered.

Flash Flying Other Faerie creatures you control get +1/+1. Other Faeries you control have shroud. (They can't be the targets of spells or abilities.)

All Sliver creatures have reach.