Shock

Dragon Hatchling

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

Draw two cards, then discard two cards.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Flying, haste
Shivan Devastator enters with X +1/+1 counters on it.

Defender
When Dragon Egg dies, create a 2/2 red Dragon creature token with flying and "{R}: This creature gets +1/+0 until end of turn."

As an additional cost to cast this spell, discard two cards.
Draw three cards.

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

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

Flying
When Demanding Dragon enters, it deals 5 damage to target opponent unless that player sacrifices a creature of their choice.