Whenever you cast a noncreature spell, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

3BBRR: Return this card from your graveyard to the battlefield transformed. Activate only as a sorcery.

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Chaos, the Endless

Flying

When Chaos dies, put it on the bottom of its owner's library.

Whenever you cast a noncreature spell, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)
{3}: Return this card from your graveyard to the battlefield transformed. Activate only as a sorcery.

Flying
When Chaos dies, put it on the bottom of its owner's library.