Master Blackjack Cheat Sheet (Double Deck 6:5)

Double Deck 6:5 Master Strategy (H17, DAS)

Survival Rule: If True Count drops to -1, WALK AWAY (Wait for Shuffle).
1. State Tracker (RC to TC Conversion)
Cards Dealt Remaining Decks Conversion Math
0 to 13 2.0 Divide RC by 2
14 to 26 1.5 (RC × 2) ÷ 3
27 to 39 1.25 Multiply RC by 0.8
40 to 52 1.0 TC = RC (No Math)
53 to 65 0.75 Multiply RC by 1.3
66 to 78 0.5 Multiply RC by 2
2. Capital Allocation ($1k Bankroll)
True Count Edge Action
0 to +3 Negative $25 Min (Or Wait)
+4 to +5 Small Edge $25 (1 Unit)
+6 +1.12% $50 (2 Units)
+7 +1.63% $75 (3 Units)
+8 or higher +2.12%+ $100 (4 Units)
INSURANCE PROTOCOL
Always take Insurance / Even Money at
True Count +3 or higher.
3. The Execution Matrix (Index Plays)
RED: Surrender YEL: Stand GRN: Double BLU: Hit

Numbers equal minimum True Count to execute deviation.
If cell is empty (-), or count is too low, use standard Basic Strategy.

Your Hand Vs 2 Vs 3 Vs 4 Vs 5 Vs 6 Vs 9 Vs 10 Vs A
16 - - - - - TC +4 TC 0 -
15 - - - - - TC +2 TC 0 TC -1
13 TC -1 - - - - - - -
12 TC +3 TC +2 TC 0 TC ≤ -1 TC ≤ -1 - - -
11 - - - - - - - TC -1
10 - - - - - - TC +4 TC +4
9 TC +1 - - - - - - -
Note on 15/16 vs 10: If Surrender is not allowed by the casino, STAND at the exact same True Count indices listed in red (TC 0 or higher for 16, TC +4 or higher for 15).