Puppalafavaz

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Haste (This creature can attack and {T} as soon as it comes under your control.)

At the beginning of the end step, sacrifice Ball Lightning.

Any player may have Browbeat deal 5 damage to them. If no one does, target player draws three cards.

Target attacking creature gets +3/+3 until end of turn. If it's an artifact creature, it gains trample until end of turn.

Kicker {4} (You may pay an additional {4} as you cast this spell.)

Burst Lightning deals 2 damage to any target. If this spell was kicked, it deals 4 damage instead.

[+1]: Discard a card. If a red card is discarded this way, Chandra Ablaze deals 4 damage to any target.

[−2]: Each player discards their hand, then draws three cards.

[−7]: Cast any number of red instant and/or sorcery cards from your graveyard without paying their mana costs.

[+1]: Add {R}{R}. Chandra, Bold Pyromancer deals 2 damage to target player.

[−3]: Chandra, Bold Pyromancer deals 3 damage to target creature or planeswalker.

[−7]: Chandra, Bold Pyromancer deals 10 damage to target player and each creature and planeswalker they control.

Indestructible

Equipped creature has indestructible.

Equip {2}

Demonfire deals X damage to any target. If a creature dealt damage this way would die this turn, exile it instead.

Hellbent — If you have no cards in hand, this spell can't be countered and the damage can't be prevented.

When Filigree Familiar enters the battlefield, you gain 2 life.

When Filigree Familiar dies, draw a card.

Whenever Firedrinker Satyr is dealt damage, it deals that much damage to you.

{1}{R}: Firedrinker Satyr gets +1/+0 until end of turn and deals 1 damage to you.

Flame Slash deals 4 damage to target creature.

Whenever another red creature enters the battlefield under your control, Foundry Street Denizen gets +1/+0 until end of turn.

Whenever Frenzied Goblin attacks, you may pay {R}. If you do, target creature can't block this turn.

Enchant creature

Enchanted creature gets +2/+1 and has menace.

{3}, {T}: Reveal cards from the top of your library until you reveal a land card. Goblin Charbelcher deals damage equal to the number of nonland cards revealed this way to any target. If the revealed land card was a Mountain, Goblin Charbelcher deals double that damage instead. Put the revealed cards on the bottom of your library in any order.

{R}, {T}, Exile two cards from your graveyard: Grim Lavamancer deals 2 damage to any target.

Morph {2}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

When Jeering Instigator is turned face up, if it's your turn, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.

Lightning Bolt deals 3 damage to any target.

Lightning Strike deals 3 damage to any target.

({T}: Add {R}.)

Affinity for Mountains (This spell costs {1} less to cast for each Mountain you control.)

Haste

Sacrifice Seal of Fire: It deals 2 damage to any target.

Shock deals 2 damage to any target.

Skirk Shaman can't be blocked except by artifact creatures and/or red creatures.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Whenever Stigma Lasher deals damage to a player, that player can't gain life for the rest of the game.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Stoke the Flames deals 4 damage to any target.

Target creature gets +3/+1 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

When Vexing Devil enters the battlefield, any opponent may have it deal 4 damage to them. If a player does, sacrifice Vexing Devil.

When War Elemental enters the battlefield, sacrifice it unless an opponent was dealt damage this turn.

Whenever an opponent is dealt damage, put that many +1/+1 counters on War Elemental.