| Achievement | How to unlock |
| After Burner (20 points) | Hit a serve over 100mph / 160kph.
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| Ball Buddies (30 points) | Win 5 Xbox Live Doubles matches.
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| Beat them All (30 points) | Beat all characters in Singles matches.
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| Cameo Appearance (20 points) | Hit a Sega court cameo.
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| Challenges 101 (30 points) | Complete all Challenges in all Sega games (Rank A).
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| Classic Complete (20 points) | Complete all Challenges in one Sega game (Rank A).
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| Climb the Ladder (20 points) | Win the final stage in Tournament mode.
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| Dragon Slayer! (20 points) | Destroy the Final Squilla in under 20 seconds!.
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| Full Roster (30 points) | Unlock all Secret Characters.
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| Let's Get Friendly (20 points) | Win 10 Xbox Live Player matches.
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| Magical Sound Shower (30 points) | Unlock all Secret Music Tracks.
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| Master Tagger! (20 points) | Clear a Tag without missing a shot!.
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| Mouse Mania! (20 points) | Rescue 500 ChuChus over time!.
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| Original Teams (30 points) | Beat all the classic Doubles pairs.
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| OutRun (20 points) | Run a total of 10 kilometers / 6 miles.
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| Party Time (30 points) | Play each type of Ball Game Multiplayer.
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| Play Ball (10 points) | Win your first match.
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| Play the Field (30 points) | Unlock all Secret Courts.
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| Pot Black! (20 points) | Clear 4 Trick Shots in one game!.
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| Puyo Puyo! (20 points) | Clear a 20 Puyo combo!.
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| Score Attacker (30 points) | Unlock all Ball Games.
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| Secret Stage (30 points) | Beat the hidden stage in Tournament mode.
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| Seeing Stars (20 points) | Enter Superstar mode 10 times in a match.
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| Sega Rally (20 points) | Hit a 40 shot rally.
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| Starting Grid (10 points) | Win with all 8 starting characters.
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| Step into Sega World (10 points) | Complete your first Challenge (Rank A).
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| Super Sonic (20 points) | Collect 7 Chaos Emeralds in one game!.
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| Surf the Net (10 points) | Win a Match on Xbox Live.
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| Supercop! (20 points) | Destroy Kong without being hit!.
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| To be this good takes AGES (60 points) | Complete all Challenges in all Sega games (Rank AAA).
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| To The Max (20 points) | Hit 3 Max serves in a row.
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| Top Gun (20 points) | Hit 100 aces.
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| Top of the Tree (20 points) | Win a Tournament on Xbox Live.
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| Top Ranker (20 points) | Win 10 Xbox Live Ranked matches.
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| Space Channel 5 (10 points) | Watch a match on TV.
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| Swinging Report Show (30 points) | Become a TV Superstar.
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| Zombie Hunter! (20 points) | Hit an 8 zombie combo!.
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