Opportunistic Dragon

Flying, haste You may exert this creature as it attacks. When you do, it deals 4 damage to target non-Dragon creature an opponent controls. (An exerted creature won't untap during your next untap step.)

Magma Opus deals 4 damage divided as you choose among any number of targets. Tap two target permanents. Create a 4/4 blue and red Elemental creature token. Draw two cards. U/RU/R, Discard this card: Create a Treasure token.

Return a creature you control to its owner's hand, then destroy all creatures.

Kicker 3 (You may pay an additional 3 as you cast this spell.) Flying When Verix Bladewing enters, if it was kicked, create Karox Bladewing, a legendary 4/4 red Dragon creature token with flying.

Enchant player Whenever enchanted player is attacked, create a Gold token. Each opponent attacking that player does the same. (A Gold token is an artifact with "Sacrifice this token: Add one mana of any color.")

Flash Flying When this creature enters, if you cast it, counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard, then you may cast it without paying its mana cost.

Flying 2R: This creature deals 1 damage to each creature without flying. 2G: This creature deals 1 damage to each other creature with flying.