(This post is part of the Genuinely Approachable Sudoku (GAS) series.)
In this second of two back-to-back puzzles featuring tetrominoes from clover!, the numbers 1, 3, 5, 7, and 9 are now in the spotlight.

PDF

or solve online (using SudokuPad)

Theme: Oddominoes

Author/Opus: This is the 180th puzzle from clover!, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). Also, cells with a circle contain an odd number.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 6:00; One party hat (🥳): 11:00. All other solvers earn an 🦕: omnivorous Orodromeus.

Thomas Hits the GAS (highlight to view): 1:54, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF

Note: Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.