Here is scenario in which Samsung wins 74 additional games (98 total) but does not reach the postseason.

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
          Doosan	96	44	4	0.6857	0.0
             KIA	96	44	4	0.6857	0.0
              LG	96	44	4	0.6857	0.0
              NC	96	44	4	0.6857	0.0
             SSG	96	44	4	0.6857	0.0
         Samsung	98	45	1	0.6853	-0.5
          Hanwha	48	95	1	0.3357	49.5
           Lotte	35	108	1	0.2448	62.5
          Kiwoom	29	115	0	0.2014	69.0
              KT	18	125	1	0.1259	79.5

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
             KIA	26	16	1	101	0.619	0.0
              NC	25	17	1	101	0.595	1.0
         Samsung	24	18	1	101	0.571	2.0
          Doosan	25	20	1	98	0.556	2.5
              LG	23	20	2	99	0.535	3.5
             SSG	23	20	1	100	0.535	3.5
          Kiwoom	18	24	0	102	0.429	8.0
              KT	18	25	1	100	0.419	8.5
          Hanwha	16	26	1	101	0.381	10.0
           Lotte	14	26	1	103	0.350	11.0

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	-	10	9	10	10	0	13	10	8	1	71
Hanwha	0	-	0	10	10	0	12	0	0	0	32
KIA	1	11	-	12	10	4	14	6	2	10	70
Kiwoom	0	0	0	-	11	0	0	0	0	0	11
KT	0	0	0	0	-	0	0	0	0	0	0
LG	11	14	5	11	13	-	10	0	0	9	73
Lotte	0	0	0	10	11	0	-	0	0	0	21
NC	1	11	5	14	11	9	10	-	10	0	71
Samsung	2	13	9	11	14	10	11	0	-	4	74
SSG	9	10	0	13	10	1	12	11	7	-	73
-----------------------------------------------------------------------------------
Losses	24	69	28	91	100	24	82	27	27	24

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

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	-	14	11	15	15	4	14	13	9	1	96
Hanwha	2	-	1	12	13	1	13	1	1	4	48
KIA	4	15	-	16	13	8	16	8	4	12	96
Kiwoom	1	4	0	-	12	4	5	0	2	1	29
KT	1	3	3	4	-	1	1	3	0	2	18
LG	12	15	7	12	15	-	15	4	3	13	96
Lotte	2	3	0	11	14	1	-	1	2	1	35
NC	3	14	6	16	13	11	15	-	13	5	96
Samsung	7	15	12	14	16	12	14	3	-	5	98
SSG	12	12	4	15	14	2	15	11	11	-	96
-----------------------------------------------------------------------------------
Losses	44	95	44	115	125	44	108	44	45	44

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