# Bet Type Values | Bet type name | Description | | ------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Single | One bet, one selection of "type":"uf" or "external" , (total number of selections = 1) | | Double | One bet, two selections of "type":"uf" or "external" or "uf-custom-bet" or any mix of these, (total number of selections = 2) | | Treble | One bet, three selections of "type":"uf" or "external" or "uf-custom-bet" or any mix of these, (total number of selections = 3) | | Accumulator |

Four or more selections (also referred to as a four-fold, five-fold, six-fold etc.); maximum number of selections per accumulator is capped at 100.
One bet, \ selections of "type":"uf" or "external" or "uf-custom-bet" or any mix of these, (total number of selections = \)

| | Custom Bet | Up to 10 selections of "type":"uf" (a bet that would otherwise be rejected due to related contingencies rules) contained in one selection of "type":"uf-custom-bet". See also [Custom Bet description](/mts/features/custom-bet.md). | | Trixie |

Trixie is three selections, consisting of 4 separate bets: 3 doubles and a treble
Technically: one bet, one selection of "type":"system" with three nested selections ("size":\[2,3], total number of selections = 3)

| | Yankee |

Yankee is four selections, consisting of 11 separate bets: 6 doubles, 4 trebles and a four-fold accumulator
Technically: one bet, one selection of "type":"system" with four nested selections ("size":\[2,3,4], total number of selections = 4)

| | Canadian or Super Yankee |

Canadian or Super Yankee is five selections, consisting of 26 separate bets: 10 doubles, 10 trebles, 5 four-folds and a five-fold accumulator
Technically: one bet, one selection of "type":"system" with five nested selections ("size":\[2,3,4,5], total number of selections = 5)

| | Heinz |

Heinz is six selections, consisting of 57 separate bets: 15 doubles, 20 trebles, 15 four-folds, 6 five-folds and a six-fold accumulator
Technically: one bet, one selection of "type":"system" with six nested selections ("size":\[2,3,4,5,6], total number of selections = 6)

| | Super Heinz |

Super Heinz is seven selections, consisting of 120 separate bets: 21 doubles, 35 trebles, 35 four-folds, 21 five-folds, 7 six-folds and a seven-fold accumulator
Technically: one bet, one selection of "type":"system" with seven nested selections ("size":\[2,3,4,5,6,7], total number of selections = 7)

| | Goliath |

Goliath is eight selections, consisting of 247 separate bets: 28 doubles, 56 trebles, 70 four-folds, 56 five-folds, 28 six-folds, 8 seven-folds and an eight-fold accumulator
Technically: one bet, one selection of "type":"system" with eight nested selections ("size":\[2,3,4,5,6,7,8], total number of selections = 8)

| | Patent |

Patent is three selections, consisting of 7 separate bets: 3 singles, 3 doubles and a treble. Equivalent to a Trixie plus 3 singles
Technically: one bet, one selection of "type":"system" with three nested selections ("size":\[1,2,3], total number of selections = 3)

| | Lucky 15 |

Lucky 15 is four selections, consisting of 15 separate bets: 4 singles, 6 doubles, 4 trebles and a four-fold accumulator. Equivalent to a Yankee plus 4 singles
Technically: one bet, one selection of "type":"system" with four nested selections ("size":\[1,2,3,4], total number of selections = 4)

| | Lucky 31 |

Lucky 31 is five selections, consisting of 31 separate bets: 5 singles, 10 doubles, 10 trebles, 5 four-folds and a five-fold accumulator. Equivalent to a Canadian plus 5 singles
Technically: one bet, one selection of "type":"system" with five nested selections ("size":\[1,2,3,4,5], total number of selections = 5)

| | Lucky 63 |

Lucky 63 is six selections, consisting of 63 separate bets: 6 singles, 15 doubles, 20 trebles, 15 four-folds, 6 five-folds and a six-fold accumulator. Equivalent to a Heinz plus 6 singles
Technically: one bet, one selection of "type":"system" with six nested selections ("size":\[1,2,3,4,5,6], total number of selections = 6)

| | System bet |

System bets consist of various combinations of separate bets based on the total number of selections and the number of selections in each combination. The end customer must pick a minimum of 1 and a maximum of 15 selections and then choose the number of selections they want in each combination. Example: a 3/5 system
Technically: one bet, one selection of "type":"system" with five nested selections ("size":\[3], total number of selections = 5)

| | System bet with banker(s) |

System bets placed with banker(s) in which the banker selection(s) is included in every combination of the system bet, and is required to win to provide the customer with any return. Example: a 3/4 system with one banker.
Technically: one bet, one banker selection of "type":"uf" (or "external" or "uf-custom-bet") and one selection of "type":"system" with three nested selections and "size":\[2], (total number of selections = 4)

| | System bet with ways | System bets placed with ways gives the option to include several selections from the same market as part of a system bet. The ways part of the bet refers to the market that has more than one selection included. See [example](/mts/transaction-3.0-api/mts-related-transaction-examples/bet-types-examples-singles-accumulators-custom-bets.../system-bet-2-4-including-1-ways.md). | NOTE {% hint style="info" %} **Note** MTS has the following limitations: * MTS supports accumulators up to 100 folds (legs) * MTS supports system bets with a maximum of 100,000 combinations or/and 30 legs. * MTS supports a maximum of 50 bets per single ticket {% endhint %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.sportradar.com/mts/transaction-3.0-api/additional-transaction-details/bet-type-values.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.