Create a 4/4 red Dragon creature token with flying.
{R}, Discard Draconic Beckoning: It deals 1 damage to any target.

Whenever Fencing Master attacks, you may pay {R}. If you do, put a double strike counter on another target attacking creature.
{1}{R}: Target creature you control gets +1/+0 until end of turn.

When Firebrand Disciple enters the battlefield, you may exile an instant or sorcery card from your graveyard. If you do, draw a card.

This spell costs {1} less to cast for each instant and/or sorcery card in your graveyard.
When Heretic Hunters enters the battlefield, you may discard your hand. If you do, draw a card and Heretic Hunters deals 2 damage to each opponent.

Choose one —
• Target creature you control gets +1/+1 and gains first strike until end of turn.
• Target legendary creature you control gets +1/+1 and gains double strike until end of turn.

Hold to the Flame enters the battlefield with a blaze counter on it.
Whenever you cast an instant or sorcery spell with mana value 4 or greater, put a blaze counter on Hold to the Flame. Then it deals damage equal to the number of blaze counters on it to any target.

Trample, haste
When Impetuous Knight enters the battlefield, target opponent creates a Windmill artifact token with “{T}: Prevent all combat damage target Knight would deal to you this turn”.
Impetuous Knight attacks each combat if able as long as an opponent controls a Windmill.

Master of the Ring enters the battlefield with an opponent's choice of two different counters on it from among menace, first strike, and trample.

Whenever a creature you control becomes a Rebel, creatures you control get +1/+0 until end of turn.
{2}{R}: Mob Instigator dares 4.

Mundaq, Unlikely Savior can't be blocked by creatures whose power and toughness are equal.
{1}{W}, Return another creature you control to its owner's hand: Put a +1/+1 counter on Mundaq.

Whenever you cast an instant or sorcery spell, you may have target creature you control dare X and gain flying until end of turn, where X is that spell's mana value.

Quell Dissent deals 3 damage to target creature. If that creature is legendary and/or a Rebel, Quell Dissent deals 5 damage to it instead.

Menace
Whenever another creature you control with menace attacks, create a token that's a copy of that creature that's tapped and attacking. Exile that token at the beginning of the next end step.

Up to two target creatures can't block this turn. Create an X/1 red Ox creature token with trample and haste, where X is the total power of those creatures. Exile that token at the beginning of the next end step.

Raze the Streets deals 4 damage to any target.
{2}, Discard Raze the Streets: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle.

Choose one or both —
• Destroy target artifact.
• Put a +1/+1 counter on target creature you control.

When Revolutionary Supplier enters the battlefield, you may search your library for a card named Explosive Canister and/or a card named Fencer's Foil, reveal them, put them into your hand, then shuffle.
The first artifact spell you cast each turn costs {1} less to cast.

This spell can't be countered.
Players can't gain life.
{1}{R}: Scorching Condemnation becomes a 4/4 red Elemental creature with trample and haste until end of turn. Activate only during your turn.

As an additional cost to cast this spell, you may put a card from your hand on the bottom of your library. If you do, it costs {5} less to cast.
Searing Truthflame deals 5 damage to target creature or planeswalker.

At the beginning of your end step, choose one at random. Create a colorless artifact Construct creature token with those characteristics.
• 3/2 with trample named Battering Ram.
• 1/3 with “{T}: This creature deals 1 damage to any target” named Bombard.
• 0/4 with “Whenever this creature attacks, create two 1/1 white Warrior creature tokens that are tapped and attacking” named Siege Tower.

Flying, haste
At the beginning of combat on your turn, if you've cast an instant or sorcery spell with mana value 4 or greater this turn, you may return Smolderwing from your graveyard to the battlefield.

When Spirited Protest enters the battlefield, create two 1/1 white Warrior creature tokens.
{1}, Sacrifice Spirited Protest: Target creature you control gains haste until end of turn.

Once each turn, when an opponent is dealt damage, you may pay {R} and discard up to X cards, where X is equal to the damage dealt. If you do, draw that many cards. Put a +1/+1 counter on Strongarm Gambler.

Rebels you control have double strike.
{2}{R}: Telhedo Hoofbruisers dares 4.

{1}{R}: Thieving Catspaw dares 3.
Whenever Thieving Catspaw becomes a Rebel, you may discard a card. If you do, draw a card.