Essence Scatter

Dragon Hatchling

Flying
{R}: Dragon Hatchling gets +1/+0 until end of turn.

Lava Axe

Lava Axe deals 5 damage to target player or planeswalker.

Opportunity

Fleshpulper Giant

When Fleshpulper Giant enters, you may destroy target creature with toughness 2 or less.

Regathan Firecat

Staff of the Flame Magus

Whenever you cast a red spell or a Mountain you control enters, you gain 1 life.

Negate

Chandra's Phoenix

Flying
Haste (This creature can attack and {T} as soon as it comes under your control.)
Whenever an opponent is dealt damage by a red instant or sorcery spell you control or by a red planeswalker you control, return Chandra's Phoenix from your graveyard to your hand.

Phantom Warrior

Shiv's Embrace

Enchant creature
Enchanted creature gets +2/+2 and has flying.
{R}: Enchanted creature gets +1/+0 until end of turn.

Disperse

Return target nonland permanent to its owner's hand.

Flames of the Firebrand

Flames of the Firebrand deals 3 damage divided as you choose among one, two, or three targets.

Shivan Dragon

Flying
{R}: This creature gets +1/+0 until end of turn.

Chandra's Outrage

Chandra's Outrage deals 4 damage to target creature and 2 damage to that creature's controller.

Nephalia Seakite

Flash (You may cast this spell any time you could cast an instant.)
Flying

Goblin Shortcutter

When Goblin Shortcutter enters, target creature can't block this turn.

Island

Volcanic Geyser

Volcanic Geyser deals X damage to any target.

Trained Condor

Flying
Whenever Trained Condor attacks, another target creature you control gains flying until end of turn.