Here is scenario in which Hanwha makes the postseason with 17 additional wins (47 total).

Here are the final standings in the scenario:
            Team	W	L	D	PCT	GB
              LG	126	17	1	0.8811	0.0
             SSG	104	36	4	0.7429	20.5
             KIA	101	42	1	0.7063	25.0
           Lotte	90	49	5	0.6475	34.0
          Hanwha	47	93	4	0.3357	77.5	See explanation of tie-breakers below.
          Doosan	47	93	4	0.3357	77.5	See explanation of tie-breakers below.
          Kiwoom	47	93	4	0.3357	77.5	See explanation of tie-breakers below.
              KT	47	93	4	0.3357	77.5	See explanation of tie-breakers below.
         Samsung	47	93	4	0.3357	77.5	See explanation of tie-breakers below.
              NC	47	94	3	0.3333	78.0

Explanation of Tie-breakers:
The following table shows how many games each of the teams tied for fifth place in the scenario have already won against each other:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	4	4	1	3	12
Hanwha	2	-	5	3	4	14
Kiwoom	1	1	-	2	0	4
KT	4	2	5	-	3	14
Samsung	3	2	5	2	-	12

The following table shows how many additional games each of the teams tied for fifth place win against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	4	4	10	0	18
Hanwha	6	-	0	11	0	17
Kiwoom	6	7	-	3	11	27
KT	0	0	6	-	10	16
Samsung	10	9	0	0	-	19

The following table shows how many games total each of the teams tied for fifth place win against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	8	8	11	3	30
Hanwha	8	-	5	14	4	31
Kiwoom	7	8	-	5	11	31
KT	4	2	11	-	13	30
Samsung	13	11	5	2	-	31

The first tiebreaker does not resolve the tie.
The following table shows how many runs each of the teams tied for fifth place as already scored against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	31	32	17	25	105
Hanwha	23	-	45	15	23	106
Kiwoom	14	15	-	19	16	64
KT	28	14	43	-	17	102
Samsung	29	29	38	28	-	124

The following table shows how many additional runs each of the teams tied for fifth place scores against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	4	25	10	0	39
Hanwha	6	-	0	32	0	38
Kiwoom	6	7	-	56	11	80
KT	0	0	6	-	36	42
Samsung	10	9	0	0	-	19

The following table shows how many runs total each of the teams tied for fifth place scores against each other in the scenario:
Team	Doosan	Hanwha	Kiwoom	KT	Samsung	Total
Doosan	-	35	57	27	25	144
Hanwha	29	-	45	47	23	144
Kiwoom	20	22	-	75	27	144
KT	28	14	49	-	53	144
Samsung	39	38	38	28	-	143

Hanwha wins the second tie-breaker against Samsung

Hanwha finished #8 in the standings last year.Kiwoom finished #10 in the standings last year.

To construct the scenario, we start with the current standings:
            Team	W	L	D	GL	PCT	GB
              LG	32	17	1	94	0.653	0.0
          Hanwha	30	20	0	94	0.600	2.5
           Lotte	29	20	3	92	0.592	3.0
             KIA	24	24	0	96	0.500	7.5
              KT	24	24	3	93	0.500	7.5
              NC	22	22	2	98	0.500	7.5
             SSG	24	24	1	95	0.500	7.5
         Samsung	24	26	1	93	0.480	8.5
          Doosan	20	27	3	94	0.426	11.0
          Kiwoom	14	39	0	91	0.264	20.0

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	-	4	0	4	10	0	0	9	0	0	27
Hanwha	6	-	0	0	11	0	0	0	0	0	17
KIA	10	11	-	10	10	0	10	12	11	3	77
Kiwoom	6	7	0	-	3	0	0	6	11	0	33
KT	0	0	0	6	-	0	0	7	10	0	23
LG	10	11	11	10	11	-	11	11	10	9	94
Lotte	10	11	0	10	10	0	-	10	10	0	61
NC	3	10	0	4	3	0	0	-	5	0	25
Samsung	10	9	0	0	0	0	0	4	-	0	23
SSG	11	10	7	10	11	0	8	13	10	-	80
-----------------------------------------------------------------------------------
Losses	66	73	18	54	69	0	29	72	67	12

					Scenario Additional Draws (Ties) With
Team	Doosan	Hanwha	KIA	Kiwoom	KT	LG	Lotte	NC	Samsung	SSG	Total
Doosan	-	0	0	1	1	0	0	2	0	0	1
Hanwha	0	-	0	3	0	0	0	0	1	0	4
KIA	0	0	-	0	0	0	0	0	0	1	1
Kiwoom	1	3	0	-	0	0	0	0	0	0	4
KT	0	0	0	0	-	0	2	0	1	0	1
LG	0	0	0	0	0	-	1	0	0	0	0
Lotte	0	0	0	0	0	0	-	0	0	2	2
NC	0	0	0	0	0	0	0	-	1	0	1
Samsung	0	1	0	0	1	0	0	1	-	1	3
SSG	0	0	1	0	0	0	2	0	0	-	3
-----------------------------------------------------------------------------------
Total	1	4	1	4	1	0	2	1	3	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	-	8	1	8	11	3	3	9	3	1	47
Hanwha	8	-	4	5	14	2	2	4	4	4	47
KIA	15	12	-	13	13	2	14	14	13	5	101
Kiwoom	7	8	3	-	5	1	0	8	11	4	47
KT	4	2	3	11	-	3	1	9	13	1	47
LG	13	14	14	15	13	-	14	14	15	14	126
Lotte	13	14	2	16	13	1	-	13	15	3	90
NC	5	12	2	8	7	2	3	-	7	1	47
Samsung	13	11	3	5	2	1	1	8	-	3	47
SSG	15	12	10	12	15	2	11	15	12	-	104
-----------------------------------------------------------------------------------
Losses	93	93	42	93	93	17	49	94	93	36

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

# Hanwha Eagles magic number
# Hanwha's magic number
# Eagles magic number
# KBO Playoff Race