Dragon spells you cast cost {1} less to cast.

Changeling (This card is every creature type.) {1}: Add one mana of any color. Activate only once each turn.

Changeling (This card is every creature type.) Whenever an opponent casts a spell, you may put a +1/+1 counter on this creature.

Changeling (This card is every creature type.) Reach {2}: Put target card from your graveyard on the bottom of your library.

Flying Spells your opponents cast that target this creature cost an additional 3 life to cast. Whenever another creature you control enters, this creature deals damage equal to that creature's power to any target.

Flying Whenever another nontoken Dragon you control enters, create a 5/5 red Dragon creature token with flying. {1}{R}: Dragons you control get +1/+0 until end of turn.

{T}: Add {R}. If that mana is spent on a Dragon creature spell, it gains haste 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.

Lightning Strike deals 3 damage to any target.

Scorching Dragonfire deals 3 damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.

({T}: Add {R}.)

This land enters tapped unless you control two or fewer other lands. {T}: Add {B} or {R}.

{T}: Add {B}. {T}: Add {R}. Activate only if you control a Swamp or a Mountain.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {R}.

({T}: Add {B} or {R}.) This land enters tapped. When this land enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

This land enters tapped. {T}: Add {B} or {R}. {1}{B}{R}: Until end of turn, this land becomes a 2/3 black and red Insect creature with menace. It's still a land. Whenever this land attacks, you may discard a card. If you do, draw a card.