Daretti, Scrap Savant

+2: Discard up to two cards, then draw that many cards.
−2: Sacrifice an artifact. If you do, return target artifact card from your graveyard to the battlefield.
−10: You get an emblem with “Whenever an artifact is put into your graveyard from the battlefield, return that card to the battlefield at the beginning of the next end step.”
Daretti, Scrap Savant can be your commander.

Spell Crumple

Counter target spell. If that spell is countered this way, put it on the bottom of its owner’s library instead of into that player’s graveyard. Put Spell Crumple on the bottom of its owner’s library.

Pilgrim’s Eye

Flying
When Pilgrim’s Eye enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.

Eyeblight Assassin

When Eyeblight Assassin enters the battlefield, target creature an opponent controls gets -1/-1 until end of turn.

Terramorphic Expanse

, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Skittering Surveyor

When Skittering Surveyor enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle your library.

Solemn Simulacrum

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle your library.
When Solemn Simulacrum dies, you may draw a card.

Ratcatcher

Fear (This creature can’t be blocked except by artifact creatures and/or black creatures.)
At the beginning of your upkeep, you may search your library for a Rat card, reveal it, put it into your hand, then shuffle your library.

Fish // Kraken

When this creature dies, create a 6/6 blue Whale creature token with “When this creature dies, create a 9/9 blue Kraken creature token.”

Reef Worm

When Reef Worm dies, create a 3/3 blue Fish creature token with “When this creature dies, create a 6/6 blue Whale creature token with ‘When this creature dies, create a 9/9 blue Kraken creature token.'”

Kavu Predator

Trample
Whenever an opponent gains life, put that many +1/+1 counters on Kavu Predator.

Fish

When this creature dies, create a 6/6 blue Whale creature token with “When this creature dies, create a 9/9 blue Kraken creature token.”

Cloudblazer

Flying
When Cloudblazer enters the battlefield, you gain 2 life and draw two cards.

Whale

When this creature dies, create a 9/9 blue Kraken creature token.

Regrowth

Return target card from your graveyard to your hand.

Slippery Scoundrel

Ascend (If you control ten or more permanents, you get the city’s blessing for the rest of the game.)
As long as you have the city’s blessing, Slippery Scoundrel has hexproof and can’t be blocked.

Forerunner of the Empire

When Forerunner of the Empire enters the battlefield, you may search your library for a Dinosaur card, reveal it, then shuffle your library and put that card on top of it.
Whenever a Dinosaur enters the battlefield under your control, you may have Forerunner of the Empire deal 1 damage to each creature.

Repeal

Return target nonland permanent with converted mana cost X to its owner’s hand.
Draw a card.

Inspiring Call

Draw a card for each creature you control with a +1/+1 counter on it. Those creatures gain indestructible until end of turn.

Charmbreaker Devils

At the beginning of your upkeep, return an instant or sorcery card at random from your graveyard to your hand.
Whenever you cast an instant or sorcery spell, Charmbreaker Devils gets +4/+0 until end of turn.

Hypersonic Dragon

Flying, haste
You may cast sorcery spells as though they had flash. (You may cast them any time you could cast an instant.)

Belligerent Brontodon

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