ProgramRARE

SYSTEM ERROR

RAM cost: 4

Hacker

GEN-17

Card text

Attach to target player's mainframe. On their NETCHECK, System Error deals 2 Mainframe damage to them.

On eBay US

as eBay had them at 19 October 2026 at 10:44 UTC

Asking prices · 3 listings

Lowest

US$9.38

Average

US$12.08

Highest

US$17.37

What sellers are asking across 3 listings, not what cards have sold for. Auctions excluded — a bid in progress is not an asking price.

Prices come from eBay listings, re-checked every 6 hours. We do not sell these, take no payment, and earn nothing from this link.

See the listings →

Asking prices by day on eBay US

31 days in the last 30

US$17.45US$9.38

19 Sept 2026Lowest US$9.49Average US$13.15Highest US$17.45from 3 listings

20 Sept 2026Lowest US$9.49Average US$13.15Highest US$17.45from 3 listings

21 Sept 2026Lowest US$9.49Average US$13.15Highest US$17.45from 3 listings

22 Sept 2026Lowest US$9.49Average US$13.14Highest US$17.42from 3 listings

23 Sept 2026Lowest US$9.49Average US$13.13Highest US$17.39from 3 listings

24 Sept 2026Lowest US$9.49Average US$13.08Highest US$17.25from 3 listings

25 Sept 2026Lowest US$9.49Average US$13.07Highest US$17.22from 3 listings

26 Sept 2026Lowest US$9.49Average US$13.08Highest US$17.26from 3 listings

27 Sept 2026Lowest US$9.49Average US$13.08Highest US$17.26from 3 listings

28 Sept 2026Lowest US$9.49Average US$13.08Highest US$17.26from 3 listings

29 Sept 2026Lowest US$9.49Average US$13.09Highest US$17.27from 3 listings

30 Sept 2026Lowest US$9.49Average US$13.08Highest US$17.24from 3 listings

1 Oct 2026Lowest US$9.49Average US$13.09Highest US$17.28from 3 listings

2 Oct 2026Lowest US$9.49Average US$13.06Highest US$17.20from 3 listings

3 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.25from 3 listings

4 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.25from 3 listings

5 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.25from 3 listings

6 Oct 2026Lowest US$9.49Average US$13.07Highest US$17.23from 3 listings

7 Oct 2026Lowest US$9.49Average US$13.10Highest US$17.30from 3 listings

8 Oct 2026Lowest US$9.49Average US$13.07Highest US$17.22from 3 listings

9 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.24from 3 listings

10 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.24from 3 listings

11 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.24from 3 listings

12 Oct 2026Lowest US$9.49Average US$13.08Highest US$17.24from 3 listings

13 Oct 2026Lowest US$9.49Average US$13.07Highest US$17.21from 3 listings

14 Oct 2026Lowest US$9.49Average US$13.09Highest US$17.27from 3 listings

15 Oct 2026Lowest US$9.49Average US$13.06Highest US$17.19from 3 listings

16 Oct 2026Lowest US$9.49Average US$13.10Highest US$17.30from 3 listings

17 Oct 2026Lowest US$9.38Average US$12.08Highest US$17.37from 3 listings

18 Oct 2026Lowest US$9.38Average US$12.08Highest US$17.37from 3 listings

19 Oct 2026Lowest US$9.38Average US$12.08Highest US$17.37from 3 listings

3333333333333333333333333333333

19 Sept 202619 Oct 2026

Lowest
Average
Highest

One point per day the crawl found this card on sale. A missing day breaks the lines — the gaps are not zeroes and nothing is drawn across them.

Asking prices by day, with the number of listings each day was computed from.
Day	Lowest	Average	Highest	Listings
19 Sept 2026	US$9.49	US$13.15	US$17.45	3
20 Sept 2026	US$9.49	US$13.15	US$17.45	3
21 Sept 2026	US$9.49	US$13.15	US$17.45	3
22 Sept 2026	US$9.49	US$13.14	US$17.42	3
23 Sept 2026	US$9.49	US$13.13	US$17.39	3
24 Sept 2026	US$9.49	US$13.08	US$17.25	3
25 Sept 2026	US$9.49	US$13.07	US$17.22	3
26 Sept 2026	US$9.49	US$13.08	US$17.26	3
27 Sept 2026	US$9.49	US$13.08	US$17.26	3
28 Sept 2026	US$9.49	US$13.08	US$17.26	3
29 Sept 2026	US$9.49	US$13.09	US$17.27	3
30 Sept 2026	US$9.49	US$13.08	US$17.24	3
1 Oct 2026	US$9.49	US$13.09	US$17.28	3
2 Oct 2026	US$9.49	US$13.06	US$17.20	3
3 Oct 2026	US$9.49	US$13.08	US$17.25	3
4 Oct 2026	US$9.49	US$13.08	US$17.25	3
5 Oct 2026	US$9.49	US$13.08	US$17.25	3
6 Oct 2026	US$9.49	US$13.07	US$17.23	3
7 Oct 2026	US$9.49	US$13.10	US$17.30	3
8 Oct 2026	US$9.49	US$13.07	US$17.22	3
9 Oct 2026	US$9.49	US$13.08	US$17.24	3
10 Oct 2026	US$9.49	US$13.08	US$17.24	3
11 Oct 2026	US$9.49	US$13.08	US$17.24	3
12 Oct 2026	US$9.49	US$13.08	US$17.24	3
13 Oct 2026	US$9.49	US$13.07	US$17.21	3
14 Oct 2026	US$9.49	US$13.09	US$17.27	3
15 Oct 2026	US$9.49	US$13.06	US$17.19	3
16 Oct 2026	US$9.49	US$13.10	US$17.30	3
17 Oct 2026	US$9.38	US$12.08	US$17.37	3
18 Oct 2026	US$9.38	US$12.08	US$17.37	3
19 Oct 2026	US$9.38	US$12.08	US$17.37	3

These are what sellers were asking on eBay each day, not what cards sold for — we have no sold-price data and none of this is a valuation. Auctions are excluded.