Fork

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mana Flare

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Shivan Dragon

Flying (This creature can't be blocked except by creatures with flying or reach.)
{R}: Shivan Dragon gets +1/+0 until end of turn.

Regrowth

Return target card from your graveyard to your hand.

Chain Lightning

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

Keldon Warlord

Keldon Warlord's power and toughness are each equal to the number of non-Wall creatures you control.

Aeolipile

{1}, {T}, Sacrifice Aeolipile: It deals 2 damage to any target.

Ankh of Mishra

Whenever a land enters the battlefield, Ankh of Mishra deals 2 damage to that land's controller.

Taiga

Brass Man

Brass Man doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man.

Ironclaw Orcs

Ironclaw Orcs can't block creatures with power 2 or greater.

Orgg

Trample
Orgg can't attack if defending player controls an untapped creature with power 3 or greater.
Orgg can't block creatures with power 3 or greater.

Mana Vault

Mana Vault doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.
At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.
{T}: Add {C}{C}{C}.

Sol Ring

Atog

Sacrifice an artifact: Atog gets +2/+2 until end of turn.

Candelabra of Tawnos

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Juggernaut

Juggernaut attacks each combat if able.
Juggernaut can't be blocked by Walls.

Ball Lightning

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.

Immolation

Enchant creature
Enchanted creature gets +2/-2.

Mox Ruby

Rukh Egg

When Rukh Egg dies, create a 4/4 red Bird creature token with flying at the beginning of the next end step.

Mountain

Copper Tablet

At the beginning of each player's upkeep, Copper Tablet deals 1 damage to that player.

Nevinyrral's Disk

Nevinyrral's Disk enters the battlefield tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.

The Rack

As The Rack enters the battlefield, choose an opponent.
At the beginning of the chosen player's upkeep, The Rack deals X damage to that player, where X is 3 minus the number of cards in their hand.

Berserk

Cast this spell only before the combat damage step.
Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.

Wheel of Fortune

Each player discards their hand, then draws seven cards.

Forest

Eternal Flame

Eternal Flame deals X damage to target opponent or planeswalker and half X damage, rounded up, to you, where X is the number of Mountains you control.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.

Gauntlet of Might

Red creatures get +1/+1.
Whenever a Mountain is tapped for mana, its controller adds an additional {R}.