Menace
: Kamachal, Ship's Mascot gets +1/+0 until end of turn.
Whenever Kamachal deals combat damage to a player, create a Treasure token. Then exile from that player's library a random card with mana value equal to the damage dealt. You may cast that card this turn.

Flash
When Reflection Net enters, exile target creature until Reflection Net leaves the battlefield.
: Target creature you control becomes a copy of a creature card exiled with Reflection Net. Activate only as a sorcery and only once.

Enrage — Whenever Stalwart Speartail is dealt damage, other Dinosaurs you control and Dinosaur cards in your hand and library perpetually get +1/+1.
Whenever Stalwart Speartail attacks, Stalwart Speartail deals 1 damage to each creature and each planeswalker.

Starting intensity 3
Return any number of creature cards with total mana value X or less from your graveyard to the battlefield, where X is Legion's Chant's intensity.
All Chorus cards you own intensify by 1.

Flying
Whenever Valiant Batrider deals combat damage to a player, that player gets a one-time boon with "When you cast a noncreature spell, you may pay . If you don't, each opponent draws a card."

When Scalespeaker Shepherd enters, draft a card from Scalespeaker Shepherd's spellbook.
Dinosaur spells you cast cost less to cast.

Whenever a nontoken artifact you control enters, exile a random nonland artifact card with lesser mana value from your library. You may cast that card until the end of your next turn.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)
Whenever Jukai Liberator deals combat damage to a player, choose land or nonland. Seek a permanent card of the chosen kind.

Flying
Equipped creature has flying.
Whenever Forgeborn Phoenix or equipped creature dies, it perpetually gains "Whenever an equipped creature you control deals combat damage to a player or planeswalker, return this card from your graveyard to battlefield tapped."
Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Double strike
Whenever a Samurai or Warrior you control attacks alone, draft a card from Imperial Blademaster's spellbook.

Starting intensity 1
Whenever this creature attacks, it deals damage equal to its intensity to any target. Then this creature intensifies by 1.

When this creature enters, draft a card from Boseiju Pathlighter's spellbook.

Flash
When Futurist Spellthief enters the battlefield, conjure a duplicate of target spell into your hand. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell."

Target player sacrifices a nontoken creature. When they do, you may discard a card. If you do, conjure a duplicate of the sacrificed creature into your hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."

Whenever Semblance Scanner or equipped creature deals combat damage to a player, if it's not a token, conjure a duplicate of it into your hand.
Reconfigure (: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

Whenever this creature enters, target creature you control or creature card in your graveyard perpetually gains "Whenever a creature you control with greater mana value than this card dies, return this card from your graveyard to the battlefield tapped."

Flying, Defender
As long as Ichor Aberration's power is 7 or greater, it can attack as though it didn't have defender.
Whenever you proliferate, if Ichor Aberration is in your graveyard or on the battlefield, Ichor Aberration perpetually gets +1/+1. You may cast it from your graveyard this turn.

At the beginning of your end step, put an oil counter on up to one target creature.
Whenever a nontoken creature you control with one or more oil counters on it dies, conjure X duplicates of it into exile, where X is the number of oil counters on it. Those duplicates perpetually get +X/+X. Then shuffle those duplicates into your library.

Indestructible
Darksteel Hydra enters with X oil counters on it.
Darksteel Hydra's power and toughness are each equal to twice the number of oil counters on it.
When Darksteel Hydra enters, conjure a card named Darksteel Ingot and a card named Darksteel Plate into your hand.

For Mirrodin!
When Hexgold Sledge enters, conjure a card named Goblin Gaveleer onto the battlefield.
Equipped creature gets +1/+0.
Equip

Vigilance
Whenever Ghalma the Shaper attacks, conjure a card named Tempered Steel into your hand, then create a 1/1 colorless Myr artifact creature token.

Ward
Whenever you cast a spell from among cards put into your hand this turn, proliferate.

Flying
Toxic 1
: Blightwing Whelp gains haste until end of turn.
Whenever Blightwing Whelp deals combat damage to a player, seek a card with mana value equal to the number of poison counters that player has.

Toxic 2
Corrupted — Exile Nettling Host from your graveyard: Conjure a card named Nettlecyst into your hand. Activate only if an opponent has three or more poison counters.

Whenever you seek one or more cards, create a 3/3 colorless Phyrexian Golem artifact creature token.
Golems you control have vigilance.

Trample
When Mephidross Slime dies, conjure a card named Mephidross Slime into your graveyard. Perpetually double the power and toughness of Mephidross Slime and that card, then shuffle them into their owner's library.

, , Sacrifice a creature: Seek a creature card with mana value equal to 1 plus the sacrificed creature's mana value and put that card onto the battlefield. That creature is a Phyrexian in addition to its other types. Activate only as a sorcery.

Ward—Pay 3 life.
Whenever this creature attacks, heist target opponent's library.

Whenever Gilded Ambusher attacks, you may sacrifice another nonland permanent. When you do, each opponent exiles a nonland, nontoken permanent they control and a random nonland card from their library, then Gilded Ambusher deals damage to them equal to the total mana value of the cards exiled this way.

When you cast this spell, target opponent drafts a card from Razor Demon's spellbook. They may cast that card without paying its mana cost.
Flying
Ward—Discard a card.

Double team
Whenever you cast an instant or sorcery spell, creatures you control that are Otters and/or enchantments get +1/+1 until end of turn.
When Enduring Friendship dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.)

When Eager Flameguide enters, add . Spend this mana only to cast creature spells.
When Eager Flameguide dies, exile the top two cards of your library. Until the end of your next turn, you may cast creature spells from among the exiled cards.

Enchantment creatures you control have menace.
Whenever one or more enchantment creatures you control deal combat damage to a player, exile a random creature card from that player's library. Create a token that's a copy of that card, except it's a 1/1 enchantment creature.

Flying
When Mangled Soulrager enters, switch the power and toughness of each creature on the battlefield. You get a twelve-time boon with "Whenever a creature you control enters, switch its power and toughness."
Cycling

Haste
Whenever this creature enters or attacks, target creature you control perpetually gets +1/+0.
If a creature you control becoming the target of a spell or ability causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Enlist
Survival — At the beginning of your second main phase, if Effie is tapped, put a +1/+1 counter on each tapped creature you control. Then seek a Survivor card with mana value less than or equal to the number of tapped creatures you control.