Sinister Waltz — ruling 1

If only one or two creatures cards are legal targets as Sinister Waltz resolves, all the legal targets will be put onto the battlefield and no cards will be put on the bottom of your library.

Sinister Waltz : règles, fonctionnement et interactions (MTG)

Sinister Waltz is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Choose three target creature cards in your graveyard. Return two of them at random to the battlefield and put the other on the bottom of your library.

How it works : Sinister Waltz

Original English text — Wizards of the Coast / Scryfall

#1November 19, 2021· Wizards of the Coast
If only one or two creatures cards are legal targets as Sinister Waltz resolves, all the legal targets will be put onto the battlefield and no cards will be put on the bottom of your library.
No other card is named in this ruling.