Questions tagged [chess-variants]

Questions about variants of normal chess including bughouse, Chess960 (Fischer Random), atomic chess, racing kings, crazyhouse, antichess, etc. Can be used together with a more specific chess-variant tag, like [chess-960], [bughouse], etc. (see tag wiki for suggestions).

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11 votes
2 answers
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Does the chick promotion rule in dobutsu shogi really matter?

In dobutsu shogi, the chick (Japanese pawn) promotes to a chicken (Gold general). In my experience this promotion occurs only rarely and I suspect after much blundering. Does the chick promotion rule ...
hkBst's user avatar
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5 votes
2 answers
582 views

Rejected game variant for adding a new chess piece

Some time ago İ had a book on chess, that proposed new chess variant invented by some guy, in which a new chess piece was added. so instead the usual 8 by 8 board would get replaced by a bigger 9 by 9 ...
user avatar
3 votes
2 answers
981 views

Analysing Crazyhouse Games

I have recently started playing crazyhouse on chess.com. For my normal chess games, I download my chess games in PGN format. Then open them up in chessbase 13 and from within chessbase load up the UCI-...
Spinor8's user avatar
  • 253
4 votes
1 answer
320 views

Sacrifice a pawn to reorder the pieces

Consider a chess variant which plays exactly (*) as chess except that the players have a special option for first move. White can, instead of moving a pawn/knight as its first move, sacrifice any of ...
user15832's user avatar
3 votes
1 answer
579 views

Is there a Kriegspiel android app?

I'm looking for an android app for a variant of chess which is called Kriegspiel. (https://en.wikipedia.org/wiki/Kriegspiel_(chess)) I don't expect any PvP app but I'd satisfied with PvC app. (OK; I ...
Septacle's user avatar
  • 247
9 votes
1 answer
663 views

Amazon vs Chancellor endgame

Many online sources (such as Wikipedia) state that the endgame of amazon (piece that moves like Queen and knight) and chancellor (piece that moves like rook and knight) is a draw. I did some ...
ericw31415's user avatar
7 votes
2 answers
296 views

Variant chess effect

Variant chess is a relaxing break from standard chess. But in my chess club we are usually discouraged from playing such chess. I have not seen any visible problem in my games. Can anyone tell me why ...
A.Shetye's user avatar
  • 646
0 votes
1 answer
163 views

What is a good defensive repertoire against a d4 opening? [duplicate]

I've been looking for a good response to a d4 opening. All the repertoires I've studied are against e4? Any suggestions, thanks
Sam Remington's user avatar
7 votes
2 answers
2k views

Losers Chess variant engine [duplicate]

Is there a strong Losers chess variant engine? I had a look at stockfish, but it doesn't support Losers chess, seemingly. (to be used on a Linux platform)
Déjà vu's user avatar
  • 605
4 votes
4 answers
1k views

Which chess variant has the largest board?

The largest I could find was for Double Chess, with a 16x12 board. Is there a variant with a bigger board? It doesn't have to be a variant in which chess pieces follow their orthodox movement rules.
user15138's user avatar
2 votes
2 answers
161 views

Multimove variant rules with queen that does two moves in one

I recall playing a multimove variant special rules chess game where one player (say black) has all the usual pieces, while the other player has just a queen that can do two moves in one. So the queen ...
Bjørn Kjos-Hanssen's user avatar
1 vote
1 answer
267 views

How to checkmate in an altered version of chess

If you know the name of the chess variant I'm trying to describe, please leave it in an answer. My friend and I have conceived an (most likely already thought up, nevertheless very fun) idea of chess ...
PhilTheLawyer's user avatar
2 votes
2 answers
1k views

What are some ways to get better at Antichess?

I have recently found out about a new chess variant called antichess. I was wondering how to get better at it. Are there any opening moves or strategies in antichess that might help beginners in this ...
jkl3699's user avatar
  • 241
4 votes
1 answer
742 views

What is the best way to improve Crazyhouse or Bughouse skills?

I have been playing Chess variants for a while now, and I would like to know how to improve my skills in bughouse and crazyhouse. Does anyone have any tips or strategies that would apply to either? ...
jkl3699's user avatar
  • 241
3 votes
1 answer
810 views

Chess960 tips and strategies

I have recently stared to play chess variants, and I want become better at them. Are there any strategies for chess960 given that the piece placement is random each time?
jkl3699's user avatar
  • 241
2 votes
0 answers
84 views

What are the rules of chess variant? [duplicate]

What is the name and detailed rules of the chess variant where the first person to lose all their pieces wins. Unfortunately, I'm not sure about the rest of the rules. Are there force captures, or ...
TheAsh's user avatar
  • 198
1 vote
4 answers
3k views

What is the source of the house-rule 18-moves?

In my area, most kids including me grew up with a very popular house-rule: After all the pieces of either of the players are removed besides the king, the opposing player has 18 moves to checkmate him....
TheAsh's user avatar
  • 198
-1 votes
4 answers
1k views

4 player chess tips

I recently looked into chess.com's four player chess. Its fun but had little success until now. I usually try and play moves to open my diagonal pieces but centre queen rushes always bring trouble. I ...
A.Shetye's user avatar
  • 646
15 votes
2 answers
3k views

How do computers play three-check chess?

How do computers evaluate three-check chess positions where the first side to check the other side three times wins? How do they value the first and second checks? It looks like the position ...
user avatar
6 votes
2 answers
484 views

What does double-check mean in four-player chess on chess.com?

The rule says: Delivering a double-check is worth +5, and triple-checks are worth +15 Is a double check when I am checking two players at one move checking one player with a normal double check ...
Superluminal's user avatar
  • 1,963
18 votes
4 answers
2k views

Are there any Chess960 positions where Black has the advantage?

I've heard it said that some Chess960 positions have a significant advantage for White, usually involving fast attacks against undefended pawns. However, since zugzwang positions do exist, it's ...
eyeballfrog's user avatar
10 votes
4 answers
4k views

How to calculate the number of combinations for Chess960 positions

Can someone derive how do we get the total number of 960 possible positions for Chess960?
Cool_5275's user avatar
  • 219
8 votes
3 answers
1k views

Antichess piece value

What is the point value of each chess piece in Antichess? I think they don't need to be negative values, because you're just going after the lower valued ones. In particular, I wonder what the value ...
Nate Schultz's user avatar
5 votes
1 answer
11k views

Where can I play this 2v2 chess variant online?

There is this chess variant in India and we call it 'Supply'. Its a 2 vs 2 game with 2 boards and 2 players of a team take alternate colors. The standard rules of chess apply, but with one twist. If ...
Anishcharith Bhandary's user avatar
27 votes
3 answers
24k views

What are the rules of Quantum Chess?

The game Quantum Chess, as seen in the video where Paul Rudd defeats Hawking, has no "set of rules" written down. You either have to do the in-game tutorial, watch a video on the game and pick them up....
Aric's user avatar
  • 2,081
3 votes
2 answers
516 views

Is attempting to capture the king advisable in this position?

This position occurred in a game of quantum chess recently: Is trying to take the king with the queen worth the risk? My reasoning for this is: If the bishop is on a2, white can take the king ...
Aric's user avatar
  • 2,081
6 votes
2 answers
537 views

(4 Queens + 3 Pawns) vs (Entire Standard Army)

My club has recently been playing the variant Etchessera. For those unfamiliar, this variant allows you to build an army consisting of a King and up to 39 points worth of pieces according to the ...
J Smith's user avatar
  • 63
8 votes
4 answers
715 views

Formal rules for two-player bughouse without a clock

I would like to know what are the formal rules for two-player bughouse without a clock. I'd like to think of each team as a single player. It seems to me that bughouse chess works primarily because of ...
JDH's user avatar
  • 346
2 votes
3 answers
269 views

Chess fatigueness and recovery?

I have been playing chess for almost two years now and my playing strength revolves around 1000. Quite often every month or so, i play below par and drop to 900's and never been consistent. I dont ...
pbu's user avatar
  • 972
9 votes
3 answers
3k views

Could two kings force checkmate against a lone king?

I was looking at minimal combinations of material needed to force checkmate (K+R, Q+B, R+N+N, etc). You end up with a sort of threshold of how much material is needed, and that sort of assigns a ...
eyeballfrog's user avatar
7 votes
4 answers
860 views

Variation of chess where winner has to capture all pieces?

Is there any variation of chess where the winner has to take all of the opponents pieces rather than just force the capture of one of them ? I guess sacrifices wouldn't work well in this variation of ...
Saikat's user avatar
  • 621
8 votes
4 answers
530 views

Checkless Chess

Is there any material difference between chess the way it is now versus doing away with check and checkmate and defining victory as simply capturing the opponent's King, assuming an available King ...
I. J. Kennedy's user avatar
13 votes
3 answers
8k views

Horde Chess Guide? [closed]

I have recently discovered Horde Chess on lichess.org and was wondering if there is somewhere a online guide on some openings or on some general tactic? I'm really a beginner in general chess itself ...
Vepir's user avatar
  • 322
2 votes
2 answers
400 views

Funny games for 1 player with chess theme

I'm looking for some ideas on good games for one player (to create) that would be enjoyable, fun and with at least a little chess logic. I already created one that I very like. Searching for pairs of ...
hoacin's user avatar
  • 3,276
3 votes
3 answers
999 views

Point assigned to move in Lucas Chess

I am a person trying to get better using Lucas chess. I am using the competitive mode and starting with the easiest engine. The tutor will suggest moves from time to time and will have a number ...
TheCodeNovice's user avatar
6 votes
1 answer
954 views

Winning percentage in chess 960

How does the winning percentage (white win/draw/black win) in chess 960 (Fischer random) compare to that of regular chess? Are there more white wins, fewer draws,...?
user1583209's user avatar
  • 20.7k
3 votes
1 answer
4k views

List of Crazyhouse engines

I want to get a list of all (because they are certainly only a few existing) crazyhouse engines. I searched in lichess forum posts by googling "crazyhouse engine" and collected many names and links ...
Santropedro's user avatar
5 votes
2 answers
470 views

Bughouse sitting/stalling full strategic breakdown

We play with the rule one loses -> the team loses. My cheesy titled question is serious: let's try to wrap our heads around the Bughouse clock mechanics. When should one consider sitting/stalling? I ...
Santropedro's user avatar
0 votes
2 answers
410 views

Monte Carlo Chess

I am trying to develop a Monte Carlo Chess game, to get rid of draw death in higher ranked matches, and give humans a chance against engines. I want it to still be a strategic game, just with ...
Tobi Alafin's user avatar
4 votes
1 answer
226 views

What is the name of chess format in which one player has only pawns, no king?

I remember watching some games on youtube in this weird format but forgot what it's called. One player has only pawns (lots of them. no other pieces, not even king) and has to achieve mate. Other ...
kBisla's user avatar
  • 143
3 votes
2 answers
1k views

Symmetries in chess

The same games of chess could be played if: white and black squares were swapped (i.e. the board rotated by 90 degrees) or king and queen were swapped in the starting position (i.e. white/black ...
user1583209's user avatar
  • 20.7k
5 votes
1 answer
391 views

48 pieces on one board

I saw this picture on the Internet. I am wondering if there is any way to play on this board. Does anyone know what the rules are for this type of chess?
Refaat M. Sayed's user avatar
7 votes
3 answers
968 views

Is 1. Nf3 good for white in bughouse?

When my friends and I play Bughouse, a very common opening we play is 1. Nf3 Nf6, 2. Ng5 Ng4, 3. Nxf7 Nxf2, 4. Nxd8 Nxd1 . [FEN ""] 1. Nf3 Nf6 2. Ng5 Ng4 3. Nxf7 Nxf2 4. Nxd8 Nxd1 Is this ...
cascading-style's user avatar
6 votes
2 answers
339 views

Is short castling dangerous in Bughouse?

When I play Bughouse, I see that, every single time after a castling, petty sacrifices can easily be break the wall that surrounds the king,Therefore, is it really worth castling, especially short ...
skv's user avatar
  • 161
8 votes
4 answers
790 views

Chess variation where the goal is to lose all pieces

A friend challenged me to a chess variation I have never heard of. All chess rules apply. If you have an opportunity to take a piece, you must take it, you cannot avoid or block exchanges. The only ...
Lynob's user avatar
  • 5,754
4 votes
1 answer
459 views

Playing Crazyhouse OTB

I was playing Crazyhouse online on Lichess and I wondered how to play OTB, namely how to change the color of a captured piece. I came up with 2 methods. Exchange the captured piece for another of a ...
Santropedro's user avatar
5 votes
2 answers
409 views

Bughouse rating formula

Is there rating formula like ELO but for bughouse chess?
Alexey  Novoselov's user avatar
0 votes
1 answer
1k views

Does three-player chess have any special tactics I should know about?

In chess, attacking the centre and using major pieces to support minor pieces to support pawns are common tactics. In three-player chess the game is more complex. Should I be taking the centre, ...
Aric's user avatar
  • 2,081
14 votes
2 answers
2k views

What are the shogi equivalents of Fool's and Scholar's mate?

In western chess, the Fool's mate and Scholar's Mate are two well-known mates that take very few moves from the starting position. What would be the shogi equivalents to these, or, more generally, ...
hkBst's user avatar
  • 1,664
2 votes
3 answers
2k views

What are the rules for pawn wars?

I ask about the exact rules for the chess variant known as pawn wars. The starting position contains only pawns which move exactly like in chess and the first to promote wins. [FEN "8/pppppppp/8/8/8/...
MichalRyszardWojcik's user avatar

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