In this game, you can…

• …plan a full path where you're never allowed to step on the same square twice.
• …watch enemy pieces stack on the same square at once, even though that's not how normal chess works.
• …draw your king's entire route to an orange goal while every enemy piece advances at the same time each second.

In this game, you can…

• …solve Sudoku grids that start with as few as two given digits, using logic instead of guesswork.
• …apply king and knight move restrictions so a number can't repeat a chess move away, even across the grid.
• …place a number near a block edge and instantly narrow that same number in the neighboring block down to two possible cells.

In this game, you can…

• …have ten active timelines where a single move can put five past kings in check at once.
• …watch the AI create nine parallel dimensions, then checkmate it three moves in the past in two different dimensions.
• …move a king into an alternate dimension, creating a parallel present where there are now two enemy kings to deal with.

In this game, you can…

• …catch the troll cheating, then cheat on your next turn as a reward.
• …take the enemy king and watch another piece become the new king, so the match keeps escalating until black runs out of pieces.
• …walk a bishop around to leave landmines on every square it visits, then have those mines keep warping the board long after.

In this game, you can…

• …tackle 75 new daily puzzles a day, split into three sets of 25.
• …solve boards with only one empty space, where that single slot has to cycle every piece into place.
• …clear a path by moving golden knights out of the way in the exact order.