As Adaptive Automaton enters the battlefield, choose a creature type.

Adaptive Automaton is the chosen type in addition to its other types.

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

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

Whenever another creature dies, you may put a +1/+1 counter on Algae Gharial.

Afflict 3 (Whenever this creature becomes blocked, defending player loses 3 life.)

Whenever an opponent casts a spell, put a -1/-1 counter on Ammit Eternal.

Whenever Ammit Eternal deals combat damage to a player, remove all -1/-1 counters from it.

Destroy target permanent an opponent controls. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Lifelink

When Baleful Ammit enters the battlefield, put a -1/-1 counter on target creature you control.

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

Counter target spell.

Reach (This creature can block creatures with flying.)

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Haste

When Crocodile of the Crossing enters the battlefield, put a -1/-1 counter on target creature you control.

Return target nonland permanent you don't control to its owner's hand.

Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

When Dukhara Scavenger enters the battlefield, you may put target artifact or creature card from your graveyard on top of your library.

When you control no other creatures, sacrifice Emperor Crocodile.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Draw a card. You may put a land card from your hand onto the battlefield.

When Guul Draz Mucklord dies, put a +1/+1 counter on target creature you control.

Hagra Crocodile can't block.

Landfall -- Whenever a land enters the battlefield under your control, Hagra Crocodile gets +2/+2 until end of turn.

Permanents you control gain hexproof and indestructible until end of turn.

When Injector Crocodile dies, incubate 3. (Create an Incubator token with three +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Defender

{1}{G}, Sacrifice another creature: You gain life equal to the sacrificed creature's toughness.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Destroy target artifact or enchantment.

Bloodthirst 1 (If an opponent was dealt damage this turn, this creature enters the battlefield with a +1/+1 counter on it.)

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

When Marsh Crocodile enters the battlefield, return a blue or black creature you control to its owner's hand.

When Marsh Crocodile enters the battlefield, each player discards a card.

Trample, lifelink

Changeling (This card is every creature type.)

As Realmwalker enters the battlefield, choose a creature type.

You may look at the top card of your library any time.

You may cast creature spells of the chosen type from the top of your library.

Choose one --

• Draw cards equal to the greatest power among non-Human creatures you control.

• Non-Human creatures you control get +3/+3 until end of turn.

Sacrifice a Forest: Regenerate Rootwater Alligator.

Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.)

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Defender

{6}{G/U}{G/U}: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

As long as Scuttlegator has a +1/+1 counter on it, it can attack as though it didn't have defender.

{3}{U}: Sewer Crocodile can't be blocked this turn. This ability costs {3} less to activate if there are five or more mana values among cards in your graveyard.

{2}{B}: Stonefare Crocodile gains lifelink until end of turn. (Damage dealt by this creature also causes you to gain that much life.)

As long as a creature has a -1/-1 counter on it, Tenacious Hunter has vigilance and deathtouch.

Creatures of the creature type of your choice get +X/+X until end of turn.

When a player has no cards in hand, if Veiled Crocodile is an enchantment, Veiled Crocodile becomes a 4/4 Crocodile creature.

+1: Look at the top four cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

-3: Destroy target artifact, enchantment, or creature with flying.

-8: You get an emblem with "Creatures you control get +2/+2 and have vigilance, trample, and indestructible."

Vivien's Crocodile gets +1/+1 as long as you control a Vivien planeswalker.

At the beginning of combat on your turn, put a -1/-1 counter on up to one target creature.

{1}: Until your next turn, Volrath, the Shapestealer becomes a copy of target creature with a counter on it, except it's 7/5 and it has this ability.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)