Exile any number of creatures you control, then return them to the battlefield under their owner's control. Then repeat this process X more times.

Flying

As long as Archangel of Tithes is untapped, creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures.

As long as Archangel of Tithes is attacking, creatures can't block unless their controller pays {1} for each of those creatures.

Ward {1} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)

{3}{W}: Armored Armadillo gets +X/+0 until end of turn, where X is its toughness.

Flash

Flying

When Aven Interrupter enters the battlefield, exile target spell. It becomes plotted. (Its owner may cast it as a sorcery on a later turn without paying its mana cost.)

Spells your opponents cast from graveyards or from exile cost {2} more to cast.

Whenever Bounding Felidar attacks while saddled, put a +1/+1 counter on each other creature you control. You gain 1 life for each of those creatures.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Destroy target artifact or creature. Its controller creates a 2/2 white Ox creature token.

Vigilance

Whenever Bridled Bighorn attacks while saddled, create a 1/1 white Sheep creature token.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Vigilance

When Claim Jumper enters the battlefield, if an opponent controls more lands than you, you may search your library for a Plains card and put it onto the battlefield tapped. Then if an opponent controls more lands than you, repeat this process once. If you search your library this way, shuffle.

Flying

If you control five or more untapped lands, Dust Animus enters the battlefield with two +1/+1 counters and a lifelink counter on it.

Plot {1}{W} (You may pay {1}{W} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Destroy target tapped creature. You gain 2 life.

Spree (Choose one or more additional costs.)

+ {1} — All creatures lose all abilities until end of turn.

+ {1} — Choose a creature you control. It gains indestructible until end of turn.

+ {3}{W}{W} — Destroy all creatures.

When Fortune, Loyal Steed enters the battlefield, scry 2.

Whenever Fortune attacks while saddled, at end of combat, exile it and up to one creature that saddled it this turn, then return those cards to the battlefield under their owner's control.

Saddle 1

When Frontier Seeker enters the battlefield, look at the top five cards of your library. You may reveal a Mount creature card or a Plains card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Spree (Choose one or more additional costs.)

+ {1} — Exile target nontoken creature. Return it to the battlefield under its owner's control at the beginning of the next end step.

+ {2} — Destroy target creature if no other creature has greater power.

Each player can't cast more than one spell each turn.

{4}{R}, Sacrifice High Noon: It deals 5 damage to any target.

Flash

Flying

When Holy Cow enters the battlefield, you gain 2 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

At the beginning of your end step, if you haven't cast a spell from your hand this turn and Inventive Wingsmith doesn't have a flying counter on it, put a flying counter on it.

When Lassoed by the Law enters the battlefield, exile target nonland permanent an opponent controls until Lassoed by the Law leaves the battlefield.

When Lassoed by the Law enters the battlefield, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

You may cast Mystical Tether as though it had flash if you pay {2} more to cast it.

When Mystical Tether enters the battlefield, exile target artifact or creature an opponent controls until Mystical Tether leaves the battlefield.

Flying

When Nurturing Pixie enters the battlefield, return up to one target non-Faerie, nonland permanent you control to its owner's hand. If a permanent was returned this way, put a +1/+1 counter on Nurturing Pixie.

Omenport Vigilante has double strike as long as you've committed a crime this turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Spree (Choose one or more additional costs.)

+ {2} — Return target creature card from your graveyard to the battlefield.

+ {1} — Return target Mount or Vehicle card from your graveyard to the battlefield.

+ {1} — Return target Aura or Equipment card from your graveyard to the battlefield attached to a creature you control.

Lifelink

When Outlaw Medic dies, draw a card.

Lifelink

At the beginning of your end step, if you haven't cast a spell from your hand this turn, put a +1/+1 counter on Prairie Dog.

{4}{W}: Until end of turn, if you would put one or more +1/+1 counters on a creature you control, put that many plus one +1/+1 counters on it instead.

When Prosperity Tycoon enters the battlefield, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

{2}, Sacrifice a token: Prosperity Tycoon gains indestructible until end of turn. Tap it. (Damage and effects that say "destroy" don't destroy it.)

Spree (Choose one or more additional costs.)

+ {1} — Destroy target artifact.

+ {1} — Destroy target enchantment.

+ {1} — Put a +1/+1 counter on each creature target player controls.

Spree (Choose one or more additional costs.)

+ {1} — Untap all creatures target player controls.

+ {1} — Target creature gains double strike until end of turn.

Flying, vigilance

When Shepherd of the Clouds enters the battlefield, return target permanent card with mana value 3 or less from your graveyard to your hand. Return that card to the battlefield instead if you control a Mount.

Sheriff of Safe Passage enters the battlefield with a +1/+1 counter on it plus an additional +1/+1 counter on it for each other creature you control.

Plot {1}{W} (You may pay {1}{W} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

When Stagecoach Security enters the battlefield, creatures you control get +1/+1 and gain vigilance until end of turn.

Plot {3}{W} (You may pay {3}{W} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Steer Clear deals 2 damage to target attacking or blocking creature. Steer Clear deals 4 damage to that creature instead if you controlled a Mount as you cast this spell.

{2}, {T}: Tap target non-Mount creature.

Flying

When Sterling Supplier enters the battlefield, put a +1/+1 counter on another target creature you control.

Put a +1/+1 counter on target creature. It gains lifelink and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

When Thunder Lasso enters the battlefield, attach it to target creature you control.

Equipped creature gets +1/+1.

Whenever equipped creature attacks, tap target creature defending player controls.

Equip {2}

Whenever Trained Arynx attacks while saddled, it gains first strike until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

Whenever one or more other creatures you control die, put a +1/+1 counter on Vengeful Townsfolk.

Flying

When Wanted Griffin dies, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery."

Whenever Archmage's Newt deals combat damage to a player, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. That card gains flashback {0} until end of turn instead if Archmage's Newt is saddled. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Saddle 3

{1}{U}: Canyon Crab gets +2/-2 until end of turn.

At the beginning of your end step, if you haven't cast a spell from your hand this turn, draw a card, then discard a card.

Flash

Daring Thunder-Thief enters the battlefield tapped.

Whenever you commit a crime, each opponent mills three cards. This ability triggers only once each turn. (Targeting opponents, anything they control, and/or cards in their graveyards is a crime.)

Flying

Plot {3}{U} (You may pay {3}{U} and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Whenever you cast an outlaw spell, copy that spell. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws. Copies of permanent spells become tokens.)

Flying, vigilance

Duelist of the Mind's power is equal to the number of cards you've drawn this turn.

Whenever you commit a crime, you may draw a card. If you do, discard a card. This ability triggers only once each turn.

At the beginning of your end step, if you haven't cast a spell from your hand this turn and Emergent Haunting isn't a creature, it becomes a 3/3 Spirit creature with flying in addition to its other types.

{2}{U}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Return target nonland permanent to its owner's hand. If you control a Desert, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Ward {2}

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

The top card of your library has plot. The plot cost is equal to its mana cost.

You may plot nonland cards from the top of your library.