BB vs SB Open
SB opened to 3 bb. From the BB, GTO 3-bets ~12% and calls ~48%.
Hands at a glance
3-bet (12% of hands)
Always: AA, AKs, AQs, AJs, ATs, A5s, A4s, A3s, A2s, AKo, KK, KQs, KJs, KTs, AQo, KQo, QQ, QJs, QTs, AJo, JJ, JTs, TT, 99. Sometimes: K9s (50%), KJo (50%), QJo (30%), T9s (50%), T8s (30%), 97s (30%), 88 (50%), 86s (30%), 75s (30%), 65s (30%).
Call (48% of hands)
Always: A9s, A8s, A7s, A6s, K8s, K7s, K6s, K5s, K4s, K3s, K2s, Q9s, Q8s, Q7s, Q6s, Q5s, Q4s, Q3s, Q2s, J9s, J8s, J7s, J6s, J5s, J4s, ATo, KTo, QTo, JTo, T7s, T6s, A9o, K9o, Q9o, J9o, T9o, 96s, 95s, A8o, K8o, Q8o, J8o, T8o, 98o, 85s, 84s, A7o, K7o, Q7o, J7o, T7o, 97o, 87o, 77, 74s, A6o, K6o, Q6o, 86o, 76o, 66, 64s, 63s, A5o, K5o, 75o, 65o, 55, 54s, 53s, A4o, K4o, 44, 43s, A3o, 33, A2o, 22. Sometimes: K9s (50%), KJo (50%), QJo (70%), T9s (50%), T8s (70%), 97s (70%), 88 (50%), 86s (70%), 75s (70%), 65s (70%).
Each square is a starting hand: pairs on the diagonal, suited hands above it, offsuit below. A square split in two colors is a mix: play it each way that often.