Flying
Whenever this creature deals combat damage to a player, each player discards their hand, then draws seven cards.

Any number of target players each discard a number of cards equal to the greatest mana value among permanents you control.

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, all creatures get -2/-2 until end of turn.

Whenever an opponent casts a spell, counter that spell and put a depletion counter on this enchantment. If there are three or more depletion counters on this enchantment, sacrifice it.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, you may counter target spell.

Search your library for a Dragon permanent card, put it onto the battlefield, then shuffle.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Put four +1/+1 counters on each creature you control.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, you may put four +1/+1 counters on target creature.

Flying, trample
Double strike (This creature deals both first-strike and regular combat damage.)
At the beginning of your upkeep, sacrifice this creature unless you pay .
: This creature gets +1/+0 until end of turn.

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.
Cycling (, Discard this card: Draw a card.)
When you cycle this card, destroy all lands.