MTT preflop strategy

MP range vs CO 3-bet at 50 bb (9-max)

When you open from MP and CO 3-bets you, with an effective stack of 50 bb in a 9-max tournament, the solver plays 86.3% of its hands (call 75.1%, raise 13.16 bb 11.2%) and folds 13.7%. These frequencies come from Exploit It's full preflop tree: a chip-EV equilibrium with antes, computed for every position at the table.

Fold 13.7%Call 75.1%Raise 13.16 bb 11.2%

Each cell: the share of each action for that hand, left to right. Gray cell: hand not in the range at this point.

Key takeaways for this spot

  • The solver plays 86.3% of the hands that reach this spot, about 266 combos out of 309.
  • Call is the main action for 73.3% of hands: from TT down to 98s, the weakest hand played this way.
  • Raise is the main action for 11.7% of hands: from AA down to 86s, the weakest hand played this way.
  • Surprise: the solver folds some top-50 hands here, such as ATo, A9o, A8o, KTo.
  • Conversely, the solver plays hands ranked outside the top 100, such as 86s.

What changes at 40 bb (2 hands change action)

  • ATo: fold here, call at 40 bb
  • A4s: raise here, call at 40 bb

What changes at 70 bb (4 hands change action)

  • A4s: raise here, call at 70 bb
  • A3s: call here, fold at 70 bb
  • 33: fold here, call at 70 bb
  • 97s: raise here, call at 70 bb

Frequently asked questions

Which hands should you play from MP, facing a 3-bet, at 50 bb in 9-max?

The solver plays 86.3% of the hands that reach this spot, about 266 combos out of 309. Call is the main action for 73.3% of hands: from TT down to 98s, the weakest hand played this way.

What should you do with small pairs (22 to 66) in this spot?

The solver's main action with each hand: 33 fold, 44 call, 55 call, 66 call.

What should you do with weak suited aces (A2s to A5s) in this spot?

The solver's main action with each hand: A2s fold, A3s call, A4s raise, A5s raise.

How do you train on this spot?

Exploit It's free quiz deals you random hands in this exact spot and shows you the solver's answer after each choice.

The same spot at other depths
Related spots

Equilibrium computed by the Exploit It solver in chip-EV, antes included, open size 2 bb at 25 bb or less and 2.2 bb deeper. The model's range-width caps can make some EVs of unplayed actions optimistic: play the frequencies.