Here is scenario in which Samsung makes the postseason with 0 additional wins (83 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
              KT	90	49	5	0.6475	0.0
         Samsung	83	58	3	0.5887	8.0
             KIA	79	63	2	0.5563	12.5
              LG	78	65	1	0.5455	14.0
          Doosan	73	66	5	0.5252	17.0
             SSG	65	74	5	0.4676	25.0
           Lotte	64	77	3	0.4539	27.0
              NC	64	78	2	0.4507	27.5
          Hanwha	57	83	4	0.4071	33.5
          Kiwoom	50	90	4	0.3571	40.5

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
              KT	90	49	5	0	0.647	0.0
         Samsung	83	58	3	0	0.589	8.0
             KIA	79	63	2	0	0.556	12.5
              LG	78	65	1	0	0.545	14.0
          Doosan	73	66	5	0	0.525	17.0
             SSG	65	74	5	0	0.468	25.0
           Lotte	64	77	3	0	0.454	27.0
              NC	64	78	2	0	0.451	27.5
          Hanwha	57	83	4	0	0.407	33.5
          Kiwoom	50	90	4	0	0.357	40.5

The next two tables show, respectively, how many of their remaining games each team wins and ties against each of the other teams in the scenario:

					Scenario Additional Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	0	0	0	0	0	0	0	0	0	0
Hanwha	0	-	0	0	0	0	0	0	0	0	0
KIA	0	0	-	0	0	0	0	0	0	0	0
Kiwoom	0	0	0	-	0	0	0	0	0	0	0
KT	0	0	0	0	-	0	0	0	0	0	0
LG	0	0	0	0	0	-	0	0	0	0	0
Lotte	0	0	0	0	0	0	-	0	0	0	0
NC	0	0	0	0	0	0	0	-	0	0	0
Samsung	0	0	0	0	0	0	0	0	-	0	0
SSG	0	0	0	0	0	0	0	0	0	-	0
-----------------------------------------------------------------------------------
Losses	0	0	0	0	0	0	0	0	0	0

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	0	0	0	0	0	0	0	0
Hanwha	0	-	0	0	0	0	0	0	0	0	0
KIA	0	0	-	0	0	0	0	0	0	0	0
Kiwoom	0	0	0	-	0	0	0	0	0	0	0
KT	0	0	0	0	-	0	0	0	0	0	0
LG	0	0	0	0	0	-	0	0	0	0	0
Lotte	0	0	0	0	0	0	-	0	0	0	0
NC	0	0	0	0	0	0	0	-	0	0	0
Samsung	0	0	0	0	0	0	0	0	-	0	0
SSG	0	0	0	0	0	0	0	0	0	-	0
-----------------------------------------------------------------------------------
Total	0	0	0	0	0	0	0	0	0	0

The next two tables show, respectively, how many total games each team wins and ties against each of the other teams in the scenario:

					Scenario Total Wins Against
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Wins
Doosan	-	7	9	11	4	4	10	13	8	8	73
Hanwha	9	-	6	5	3	8	11	3	3	10	57
KIA	7	10	-	12	6	9	10	5	9	11	79
Kiwoom	4	10	4	-	4	6	2	8	4	8	50
KT	11	12	11	11	-	10	10	11	7	8	90
LG	11	8	7	10	6	-	9	10	8	9	78
Lotte	6	5	5	15	5	7	-	8	8	7	64
NC	4	13	11	8	5	6	9	-	4	4	64
Samsung	7	15	7	11	9	8	8	12	-	9	83
SSG	8	6	4	8	7	8	8	10	7	-	65
-----------------------------------------------------------------------------------
Losses	66	83	63	90	49	65	77	78	58	74

					Scenario Total Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	1	0	1	1	1	0	0	1	0	5
Hanwha	1	-	0	1	1	0	0	0	1	0	4
KIA	0	0	-	0	0	0	1	0	0	1	2
Kiwoom	1	1	0	-	1	0	0	0	1	0	4
KT	1	1	0	1	-	0	1	0	0	1	5
LG	1	0	0	0	0	-	0	0	0	0	1
Lotte	0	0	1	0	1	0	-	0	0	1	3
NC	0	0	0	0	0	0	0	-	0	2	2
Samsung	1	1	0	1	0	0	0	0	-	0	3
SSG	0	0	1	0	1	0	1	2	0	-	5
-----------------------------------------------------------------------------------
Total	5	4	2	4	5	1	3	2	3	5

# Samsung Lions magic number
# Samsung's magic number
# Lions magic number
# KBO Playoff Race