6.0.0

shoutouts to @zohassadar @superischroma @HydrantDude @fractal161 @adrien1018

• Crunch Trainer
• Marathon Trainer
• Low Stack Trainer
• Crash Modes
• Hidden Score Mode
• Dark Mode
• M Score changed to Classic Scoring + Millions counter
• Invisible linecap turns entire playfield invisible
• Invisible mode preserves original piece colors
• Added "negative delay" to the hz display
• Block Tool pieces wrap around
• Always Next Box removed
• 0001 seeds are ignored
• Hz display correctly counts taps with Up and Down
• Keep Hz display enabled when topped out
• Floor no longer gobbled up by top line clear
• Floor 0 has original no-burns behaviour again
• Fixed ingame score display at 8/9 million with Classic Scoring
• Fixed highscore layout for 10million+ score games
• Fixed CNROM legal screen CHR bank
• Fixed CNROM legal to title flicker
• Fixed piece skip when doing Sonic Drop then Hard Drop immediately
• Fixed storage bug for push down points
• Fixed crashes in garbage mode 4
• Fixed line clearing happening on pause
• Fixed PAL colours
• Famicom Keyboard support
• Autodetect MMC1/CNROM
• NROM Support
• MMC3 Support
• MMC5 Support

v5 Tournament Edition

• Linecap Menu (from CTM Masters September 2022)
  • Trigger from any level or lines
  • Killscreen x2
  • Floor From Below
  • Invisible
  • Halting
• DAS Only Mode (from CTWC DAS 2022)
• Added option to disable pause
• Show hearts ingame
• Removed garbage / floor spawn delay
• Correctly handle diag inputs for HZ Display
• Fixed a graphics glitch in Block Tool
• Fixed the first mino becoming visible in Invisible
• Other buttons can be pressed when using A+Start to add 10 levels

v5

• Tap Quantity Trainer
• Checkerboard Trainer
• Double Killscreen Trainer
• Made Hard Drop instant
• Added Sonic Drop
• Start on any level
• Rewrite of all scoring code
  • Classic scoring
  • Millions counter
  • 7 digit score
  • 999999 scorecap
  • Fixed T-Spin scoring
  • Crash free with no long frames
• Rewrite of all highscore code
  • 8 digit name entry
  • up to 8 score digits
  • Added lines
  • Added start level
  • DAS-like movement for name entry
  • Added ! and ? to name entry
  • Store highscores in clearable save data, if it's available
• 3 digit level counter for levels over 99
• 4 digit line counter for lines over 999 (except in 'Classic' scoring)
• Added hearts to level menu
• Added ready indicator to level menu
• Added new screen for Speed Tester
• Readded original broken colours from level 138+
• Backwards compatible Seed Trainer improvements
• Tap counter wrapping improvement
• Added Block Tool HUD for piece information
• Changes made to more closely match the original ROM
  • Restore seed shredding on level menu
  • Hold select to start in Qual Mode and reset level cursor
  • Transition from Legal to Title screen after 512 frames
  • Hide next box between Curtain and Rocket
  • Persist Qual Mode (and menu config) between reset button presses

rev01

• Added transition options to Double Killscreen
• Fixed a bug in hard drop where you didn't get lines
• Fixed a bug in hard drop where it crashed if you got a tetris
• Fixed a bug in hard drop where you can spam drop to float at the top of the playfield

rev02

• Removed transitions in Tap Quantity
• Added scoring to Tap Quantity
• Fixed Hard Drop crashing for real
• Fixed soft drop spamming cheat
• Fixed some top row bugs in Hard Drop

rev03

• Added letters-based scoring that count 0-9 A-Z then wraps
• Added input log to Speed Test
• Fixed a bug where Rocket wouldn't show with a score between 1.0 and 1.03

v4 Classic Edition

• Standard Pause in Qual Mode
• No Next Box allowed in Qual Mode
• Block Tool cannot be used in Qual Mode

standard pause contributed by @timotheeg

v4

• B-Type Trainer (height 0-8)
• Transition Trainer
• Invisible Trainer
• Hard Drop Trainer
• DAS Delay Modifier
• Tap/Roll Speed Tester
• Hz Display
• Goofyfoot support
• Qual Mode (Legal, Title, Curtain, Rocket)
• Show current seed in level select and gameplay screens
• Show current trainer in high score entry screen
• Fixed timing/rendering glitches in T-Spins
• Added still broken, but better scoring for T-Spins
• Improved drought logic
• Rebranded Debug Mode as Block Tool
• Simplified Block Tool controls
• Added DAS-like movement to main menu
• Added DAS-like movement to Block Tool

v3.1

• Added new setup (L/J doubletuck)
• Added improved seeds while retaining backwards compatibility
• Improved region detection

v3

• Pace Trainer
• Seed Trainer
• Controller input can be enabled outside of Debug Mode
• PAL Mode now has correct SFX
• Tweaks to make Garbage Trainer more realistic

v2

• Savestates added to Debug Mode
• Controller input added to Debug Mode
• Garbage Trainer
  • Always Tetris Ready
  • Normal Garbage
  • Smart Garbage
  • Hard Garbage
  • Infinite Digging
• Piece distribution in Setups Trainer is now even
• Added new setup (L/J doubletuck)
• Wraparound on main menu cursor
• Display current trainer during gameplay / level select
• Fixed some NES Tetris bugs;
  • Resetting during a tetris no longer creates an invalid state
  • Tetrimino colours are correct past level 138
  • Game no longer crashes after ~1550 lines

v1

• Tetris Trainer
• T-Spins Trainer
• Stacking Trainer
• Setups Trainer
• Floor Trainer
• (Quick)Tap Trainer
• Drought Trainer
• Debug Mode
• PAL Mode