Bullet Kick (Alternate Art)

Challenger Series: My Hero Academia - Dark Hero Arc · #MHA08 4/20

Bullet Kick (Alternate Art) — Challenger Series: My Hero Academia - Dark Hero Arc

Bullet Kick (Alternate Art)

TCGPlayer · US market · FoilUS$1.16USD market referenceUpdated 23 Oct 2026
SetChallenger Series: My Hero Academia - Dark Hero Arc
NumberMHA08 4/20
RarityUR-ALT
Set CodeDHA
Print Type

Bullet Kick (Alternate Art)

TCGPlayer · US market · FoilUS$1.16USD market referenceUpdated 23 Oct 2026
▼88.40%historical change

Ungraded card references. Condition and selling costs affect what you receive; graded slab values are not covered.

Bullet Kick (Alternate Art) #MHA08 4/20 from Challenger Series: My Hero Academia - Dark Hero Arc (Foil): TCGPlayer US-market reference US$1.16, updated 23 Oct 2026. Source currency: USD.

What does this price mean?

TCGPlayer is a US-market reference in USD. Cardmarket uses a Broad foil guide · EUR source, converted from EUR to USD; it is not UK-only pricing. Prices refer to the displayed printing. Your card's condition, language, grading and selling costs can affect what you receive.

US market price history · 11 Oct 2024 – 23 Oct 2026
719 recorded price points. Change compares the first and last points shown.

View recorded prices as a table
US market-price observations in USD · Foil
DateMarket price
11 Oct 2024$10.00
12 Oct 2024$10.00
13 Oct 2024$10.00
14 Oct 2024$10.00
15 Oct 2024$10.00
16 Oct 2024$10.00
17 Oct 2024$10.00
18 Oct 2024$10.00
19 Oct 2024$10.00
20 Oct 2024$10.00
21 Oct 2024$10.00
22 Oct 2024$10.00
23 Oct 2024$10.00
24 Oct 2024$10.87
25 Oct 2024$10.87
26 Oct 2024$10.87
27 Oct 2024$10.87
28 Oct 2024$10.87
29 Oct 2024$10.87
30 Oct 2024$10.87
31 Oct 2024$10.87
1 Nov 2024$10.24
2 Nov 2024$10.24
3 Nov 2024$10.24
4 Nov 2024$10.24
5 Nov 2024$9.54
6 Nov 2024$9.54
7 Nov 2024$9.54
8 Nov 2024$9.54
9 Nov 2024$9.54
10 Nov 2024$9.54
11 Nov 2024$9.54
12 Nov 2024$9.54
13 Nov 2024$9.54
14 Nov 2024$9.54
15 Nov 2024$9.54
16 Nov 2024$9.54
17 Nov 2024$9.54
18 Nov 2024$9.54
19 Nov 2024$9.54
20 Nov 2024$9.54
21 Nov 2024$9.54
22 Nov 2024$9.54
23 Nov 2024$9.54
24 Nov 2024$9.54
25 Nov 2024$9.54
26 Nov 2024$9.54
27 Nov 2024$9.54
28 Nov 2024$9.54
29 Nov 2024$9.54
30 Nov 2024$9.54
1 Dec 2024$9.54
2 Dec 2024$9.54
3 Dec 2024$9.54
4 Dec 2024$9.54
5 Dec 2024$8.79
6 Dec 2024$8.79
7 Dec 2024$8.79
8 Dec 2024$8.79
9 Dec 2024$8.10
10 Dec 2024$8.10
11 Dec 2024$8.10
12 Dec 2024$8.10
13 Dec 2024$8.10
14 Dec 2024$8.10
15 Dec 2024$8.10
16 Dec 2024$8.10
17 Dec 2024$8.10
18 Dec 2024$8.10
19 Dec 2024$8.10
20 Dec 2024$7.59
21 Dec 2024$7.59
22 Dec 2024$7.59
23 Dec 2024$7.59
24 Dec 2024$7.59
25 Dec 2024$7.19
26 Dec 2024$7.19
27 Dec 2024$7.19
28 Dec 2024$7.19
29 Dec 2024$7.19
30 Dec 2024$7.19
31 Dec 2024$7.19
1 Jan 2025$7.19
2 Jan 2025$7.19
3 Jan 2025$7.19
4 Jan 2025$7.19
5 Jan 2025$7.19
6 Jan 2025$7.19
7 Jan 2025$7.19
8 Jan 2025$7.19
9 Jan 2025$7.19
10 Jan 2025$7.19
11 Jan 2025$7.19
12 Jan 2025$7.19
13 Jan 2025$7.19
14 Jan 2025$7.19
15 Jan 2025$7.19
16 Jan 2025$7.19
17 Jan 2025$6.88
18 Jan 2025$6.88
19 Jan 2025$6.88
20 Jan 2025$6.88
21 Jan 2025$6.88
22 Jan 2025$6.88
23 Jan 2025$6.88
24 Jan 2025$6.88
25 Jan 2025$6.88
26 Jan 2025$6.88
27 Jan 2025$6.88
28 Jan 2025$6.88
29 Jan 2025$6.80
30 Jan 2025$6.80
31 Jan 2025$6.80
1 Feb 2025$6.80
2 Feb 2025$6.80
3 Feb 2025$6.80
4 Feb 2025$6.80
5 Feb 2025$6.80
6 Feb 2025$6.80
7 Feb 2025$6.80
8 Feb 2025$6.80
9 Feb 2025$6.80
10 Feb 2025$6.80
11 Feb 2025$6.80
12 Feb 2025$6.80
13 Feb 2025$6.80
14 Feb 2025$6.80
15 Feb 2025$6.80
16 Feb 2025$6.80
17 Feb 2025$6.80
18 Feb 2025$6.80
19 Feb 2025$6.80
20 Feb 2025$6.80
21 Feb 2025$6.80
22 Feb 2025$6.80
23 Feb 2025$6.80
24 Feb 2025$6.80
25 Feb 2025$6.80
26 Feb 2025$6.80
27 Feb 2025$6.80
28 Feb 2025$6.56
1 Mar 2025$6.56
2 Mar 2025$6.56
3 Mar 2025$6.56
4 Mar 2025$6.56
5 Mar 2025$6.56
6 Mar 2025$6.56
7 Mar 2025$6.56
8 Mar 2025$6.56
9 Mar 2025$6.56
10 Mar 2025$6.56
11 Mar 2025$6.56
12 Mar 2025$6.56
13 Mar 2025$6.56
14 Mar 2025$6.56
15 Mar 2025$6.56
16 Mar 2025$6.56
17 Mar 2025$6.56
18 Mar 2025$6.56
19 Mar 2025$6.56
20 Mar 2025$6.56
21 Mar 2025$6.56
22 Mar 2025$6.56
23 Mar 2025$6.56
24 Mar 2025$6.56
25 Mar 2025$6.56
26 Mar 2025$6.37
27 Mar 2025$6.37
28 Mar 2025$6.37
29 Mar 2025$6.37
30 Mar 2025$6.37
31 Mar 2025$6.37
1 Apr 2025$6.37
2 Apr 2025$6.37
3 Apr 2025$6.37
4 Apr 2025$6.37
5 Apr 2025$6.37
6 Apr 2025$6.37
7 Apr 2025$6.37
8 Apr 2025$6.37
9 Apr 2025$6.37
10 Apr 2025$6.07
11 Apr 2025$6.07
12 Apr 2025$6.07
13 Apr 2025$6.07
14 Apr 2025$6.07
15 Apr 2025$6.07
16 Apr 2025$6.07
17 Apr 2025$6.07
18 Apr 2025$6.07
19 Apr 2025$6.07
20 Apr 2025$6.07
21 Apr 2025$6.07
22 Apr 2025$6.07
23 Apr 2025$5.37
24 Apr 2025$5.37
25 Apr 2025$5.37
26 Apr 2025$5.37
27 Apr 2025$5.34
28 Apr 2025$5.34
29 Apr 2025$5.34
30 Apr 2025$5.34
1 May 2025$5.06
2 May 2025$5.06
3 May 2025$5.06
4 May 2025$4.44
5 May 2025$4.44
6 May 2025$4.44
7 May 2025$4.44
8 May 2025$4.44
9 May 2025$4.44
10 May 2025$4.44
11 May 2025$4.44
12 May 2025$4.44
13 May 2025$4.44
14 May 2025$4.44
15 May 2025$4.44
16 May 2025$4.44
17 May 2025$4.44
18 May 2025$4.44
19 May 2025$4.44
20 May 2025$4.44
21 May 2025$4.44
22 May 2025$4.44
23 May 2025$4.44
24 May 2025$4.44
25 May 2025$4.33
26 May 2025$4.33
27 May 2025$4.33
28 May 2025$4.33
29 May 2025$4.33
30 May 2025$4.33
31 May 2025$4.33
1 Jun 2025$4.33
2 Jun 2025$4.33
3 Jun 2025$4.33
4 Jun 2025$4.29
5 Jun 2025$4.29
6 Jun 2025$4.29
7 Jun 2025$4.29
8 Jun 2025$4.31
9 Jun 2025$4.31
10 Jun 2025$4.31
11 Jun 2025$4.31
12 Jun 2025$4.31
13 Jun 2025$4.31
14 Jun 2025$4.31
15 Jun 2025$4.31
16 Jun 2025$4.31
17 Jun 2025$4.31
18 Jun 2025$4.31
19 Jun 2025$4.33
20 Jun 2025$4.33
21 Jun 2025$4.33
22 Jun 2025$4.33
23 Jun 2025$4.36
24 Jun 2025$4.36
25 Jun 2025$4.36
26 Jun 2025$4.36
27 Jun 2025$4.36
28 Jun 2025$4.36
29 Jun 2025$4.36
30 Jun 2025$4.36
1 Jul 2025$4.36
2 Jul 2025$4.36
3 Jul 2025$4.36
4 Jul 2025$4.36
5 Jul 2025$4.36
6 Jul 2025$4.36
7 Jul 2025$4.36
8 Jul 2025$4.36
9 Jul 2025$4.36
10 Jul 2025$4.36
11 Jul 2025$4.36
12 Jul 2025$4.36
13 Jul 2025$4.36
14 Jul 2025$4.36
15 Jul 2025$4.36
16 Jul 2025$4.16
17 Jul 2025$4.16
18 Jul 2025$4.16
19 Jul 2025$4.16
20 Jul 2025$4.16
21 Jul 2025$4.18
22 Jul 2025$4.18
23 Jul 2025$4.18
24 Jul 2025$4.18
25 Jul 2025$4.18
26 Jul 2025$4.18
27 Jul 2025$4.18
28 Jul 2025$4.18
29 Jul 2025$4.05
30 Jul 2025$4.05
31 Jul 2025$4.05
1 Aug 2025$4.05
2 Aug 2025$4.05
3 Aug 2025$4.05
4 Aug 2025$4.05
5 Aug 2025$4.05
6 Aug 2025$4.05
7 Aug 2025$4.05
8 Aug 2025$4.05
9 Aug 2025$4.04
10 Aug 2025$4.04
11 Aug 2025$4.04
12 Aug 2025$4.04
13 Aug 2025$4.04
14 Aug 2025$4.04
15 Aug 2025$4.04
16 Aug 2025$4.04
17 Aug 2025$4.04
18 Aug 2025$4.04
19 Aug 2025$4.04
20 Aug 2025$4.04
21 Aug 2025$4.04
22 Aug 2025$4.04
23 Aug 2025$4.04
24 Aug 2025$4.04
25 Aug 2025$4.04
26 Aug 2025$4.04
27 Aug 2025$4.05
28 Aug 2025$4.05
29 Aug 2025$4.06
30 Aug 2025$4.06
31 Aug 2025$4.06
1 Sept 2025$4.06
2 Sept 2025$4.06
3 Sept 2025$4.06
4 Sept 2025$4.06
5 Sept 2025$4.06
6 Sept 2025$4.06
7 Sept 2025$4.06
8 Sept 2025$4.06
9 Sept 2025$4.06
10 Sept 2025$4.06
11 Sept 2025$4.06
12 Sept 2025$4.06
13 Sept 2025$4.06
14 Sept 2025$4.06
15 Sept 2025$4.06
16 Sept 2025$4.06
17 Sept 2025$4.06
18 Sept 2025$4.06
19 Sept 2025$4.06
20 Sept 2025$4.06
21 Sept 2025$4.06
22 Sept 2025$4.06
23 Sept 2025$4.06
24 Sept 2025$4.06
25 Sept 2025$4.06
26 Sept 2025$4.06
27 Sept 2025$4.06
28 Sept 2025$4.06
29 Sept 2025$4.06
30 Sept 2025$4.06
1 Oct 2025$4.06
2 Oct 2025$4.06
3 Oct 2025$4.06
4 Oct 2025$4.06
5 Oct 2025$4.06
6 Oct 2025$4.06
7 Oct 2025$4.06
8 Oct 2025$4.06
9 Oct 2025$4.06
10 Oct 2025$4.06
11 Oct 2025$4.06
12 Oct 2025$4.06
13 Oct 2025$4.06
14 Oct 2025$4.06
15 Oct 2025$4.06
16 Oct 2025$4.06
17 Oct 2025$4.06
18 Oct 2025$4.06
19 Oct 2025$4.06
20 Oct 2025$4.06
21 Oct 2025$4.01
22 Oct 2025$4.01
23 Oct 2025$4.01
24 Oct 2025$3.92
25 Oct 2025$3.92
26 Oct 2025$3.92
27 Oct 2025$3.92
28 Oct 2025$3.92
29 Oct 2025$3.92
30 Oct 2025$3.92
31 Oct 2025$3.92
1 Nov 2025$3.92
2 Nov 2025$3.92
3 Nov 2025$3.92
4 Nov 2025$3.92
5 Nov 2025$3.92
6 Nov 2025$3.92
7 Nov 2025$3.92
8 Nov 2025$3.92
9 Nov 2025$3.92
10 Nov 2025$3.92
11 Nov 2025$3.92
12 Nov 2025$3.92
13 Nov 2025$3.92
14 Nov 2025$3.92
15 Nov 2025$3.92
16 Nov 2025$3.92
17 Nov 2025$3.92
18 Nov 2025$3.92
19 Nov 2025$3.92
20 Nov 2025$3.92
21 Nov 2025$3.85
22 Nov 2025$3.85
23 Nov 2025$3.85
24 Nov 2025$3.85
25 Nov 2025$3.85
26 Nov 2025$3.85
27 Nov 2025$3.85
28 Nov 2025$3.85
29 Nov 2025$3.85
30 Nov 2025$3.85
1 Dec 2025$3.85
2 Dec 2025$3.85
3 Dec 2025$3.85
4 Dec 2025$3.85
5 Dec 2025$3.85
6 Dec 2025$3.85
7 Dec 2025$3.85
8 Dec 2025$3.85
9 Dec 2025$3.85
10 Dec 2025$3.85
11 Dec 2025$3.85
12 Dec 2025$3.85
13 Dec 2025$3.85
14 Dec 2025$3.85
15 Dec 2025$3.85
16 Dec 2025$3.85
17 Dec 2025$3.85
18 Dec 2025$3.85
19 Dec 2025$3.85
20 Dec 2025$3.85
21 Dec 2025$3.85
22 Dec 2025$3.85
23 Dec 2025$3.78
24 Dec 2025$3.78
25 Dec 2025$3.78
26 Dec 2025$3.78
27 Dec 2025$3.78
28 Dec 2025$3.78
29 Dec 2025$3.78
30 Dec 2025$3.78
31 Dec 2025$3.78
1 Jan 2026$3.62
2 Jan 2026$3.62
3 Jan 2026$3.62
4 Jan 2026$3.62
5 Jan 2026$3.62
6 Jan 2026$3.62
7 Jan 2026$3.62
8 Jan 2026$3.62
9 Jan 2026$3.62
10 Jan 2026$3.62
11 Jan 2026$3.62
12 Jan 2026$3.62
13 Jan 2026$3.84
14 Jan 2026$3.84
15 Jan 2026$3.84
16 Jan 2026$3.84
17 Jan 2026$3.84
18 Jan 2026$3.66
19 Jan 2026$3.66
20 Jan 2026$3.66
21 Jan 2026$3.66
22 Jan 2026$3.66
23 Jan 2026$3.66
24 Jan 2026$3.66
25 Jan 2026$3.66
26 Jan 2026$3.66
27 Jan 2026$3.66
28 Jan 2026$3.66
29 Jan 2026$3.66
30 Jan 2026$3.66
31 Jan 2026$3.66
1 Feb 2026$3.66
2 Feb 2026$3.66
3 Feb 2026$3.66
4 Feb 2026$3.66
5 Feb 2026$3.66
6 Feb 2026$3.50
7 Feb 2026$3.50
8 Feb 2026$3.50
9 Feb 2026$3.50
10 Feb 2026$3.50
11 Feb 2026$3.50
12 Feb 2026$3.50
13 Feb 2026$3.50
14 Feb 2026$3.50
15 Feb 2026$3.50
16 Feb 2026$3.50
17 Feb 2026$3.50
18 Feb 2026$3.50
19 Feb 2026$3.50
20 Feb 2026$3.50
21 Feb 2026$3.50
22 Feb 2026$3.50
23 Feb 2026$3.50
24 Feb 2026$3.50
25 Feb 2026$2.70
26 Feb 2026$2.70
27 Feb 2026$2.70
28 Feb 2026$2.70
1 Mar 2026$2.70
2 Mar 2026$2.70
3 Mar 2026$2.70
4 Mar 2026$2.70
5 Mar 2026$2.70
6 Mar 2026$2.70
7 Mar 2026$2.70
8 Mar 2026$2.70
9 Mar 2026$2.70
10 Mar 2026$2.70
11 Mar 2026$2.70
12 Mar 2026$2.70
13 Mar 2026$2.70
14 Mar 2026$2.70
15 Mar 2026$2.70
16 Mar 2026$2.70
17 Mar 2026$2.70
18 Mar 2026$2.70
19 Mar 2026$2.85
20 Mar 2026$2.85
21 Mar 2026$2.85
22 Mar 2026$2.85
23 Mar 2026$2.85
24 Mar 2026$2.85
25 Mar 2026$2.85
26 Mar 2026$2.85
27 Mar 2026$2.85
28 Mar 2026$2.85
29 Mar 2026$2.85
30 Mar 2026$2.85
31 Mar 2026$2.85
1 Apr 2026$2.85
2 Apr 2026$2.85
3 Apr 2026$2.85
4 Apr 2026$2.85
5 Apr 2026$2.85
6 Apr 2026$2.85
8 Apr 2026$2.85
9 Apr 2026$2.85
10 Apr 2026$2.85
11 Apr 2026$2.85
12 Apr 2026$2.85
13 Apr 2026$2.85
14 Apr 2026$2.85
15 Apr 2026$2.85
16 Apr 2026$2.85
17 Apr 2026$2.85
18 Apr 2026$2.85
19 Apr 2026$2.85
20 Apr 2026$2.85
21 Apr 2026$2.85
22 Apr 2026$2.85
23 Apr 2026$2.85
24 Apr 2026$2.85
25 Apr 2026$2.85
26 Apr 2026$2.85
27 Apr 2026$2.85
28 Apr 2026$2.85
29 Apr 2026$2.85
30 Apr 2026$2.85
1 May 2026$2.85
2 May 2026$2.85
3 May 2026$2.85
4 May 2026$2.85
5 May 2026$2.85
6 May 2026$2.85
7 May 2026$2.85
8 May 2026$2.85
9 May 2026$2.85
10 May 2026$2.85
11 May 2026$2.85
12 May 2026$2.85
13 May 2026$2.85
14 May 2026$2.85
15 May 2026$2.85
16 May 2026$2.85
17 May 2026$2.85
18 May 2026$2.85
19 May 2026$2.85
20 May 2026$2.85
21 May 2026$2.85
22 May 2026$2.85
23 May 2026$2.85
24 May 2026$2.85
25 May 2026$2.85
26 May 2026$2.85
27 May 2026$2.85
28 May 2026$2.85
29 May 2026$2.85
30 May 2026$2.85
31 May 2026$2.85
1 Jun 2026$2.85
2 Jun 2026$2.85
3 Jun 2026$2.85
4 Jun 2026$2.85
5 Jun 2026$2.85
6 Jun 2026$2.85
7 Jun 2026$2.85
8 Jun 2026$2.85
9 Jun 2026$2.85
10 Jun 2026$2.85
11 Jun 2026$2.85
12 Jun 2026$2.85
13 Jun 2026$2.85
14 Jun 2026$2.85
15 Jun 2026$2.85
16 Jun 2026$2.85
17 Jun 2026$2.85
18 Jun 2026$2.85
19 Jun 2026$2.85
20 Jun 2026$2.85
21 Jun 2026$2.85
22 Jun 2026$2.85
23 Jun 2026$2.85
24 Jun 2026$2.85
25 Jun 2026$2.85
26 Jun 2026$2.85
27 Jun 2026$2.85
28 Jun 2026$2.85
29 Jun 2026$2.85
30 Jun 2026$3.00
1 Jul 2026$3.00
2 Jul 2026$3.00
3 Jul 2026$3.00
4 Jul 2026$3.00
5 Jul 2026$3.00
6 Jul 2026$3.00
7 Jul 2026$3.00
8 Jul 2026$3.00
9 Jul 2026$3.00
10 Jul 2026$3.00
11 Jul 2026$3.00
12 Jul 2026$3.00
13 Jul 2026$3.00
14 Jul 2026$3.00
15 Jul 2026$3.00
16 Jul 2026$3.00
17 Jul 2026$3.00
18 Jul 2026$3.00
19 Jul 2026$1.70
20 Jul 2026$1.70
21 Jul 2026$1.70
22 Jul 2026$1.70
23 Jul 2026$1.70
24 Jul 2026$1.70
25 Jul 2026$1.70
26 Jul 2026$1.70
27 Jul 2026$1.70
28 Jul 2026$1.70
29 Jul 2026$1.70
30 Jul 2026$1.70
31 Jul 2026$1.70
1 Aug 2026$1.70
2 Aug 2026$1.70
3 Aug 2026$1.70
4 Aug 2026$1.70
5 Aug 2026$1.70
6 Aug 2026$1.70
7 Aug 2026$1.70
8 Aug 2026$1.70
9 Aug 2026$1.70
10 Aug 2026$1.70
11 Aug 2026$1.70
12 Aug 2026$1.70
13 Aug 2026$1.70
14 Aug 2026$1.70
15 Aug 2026$1.70
16 Aug 2026$1.70
17 Aug 2026$1.70
18 Aug 2026$1.70
19 Aug 2026$1.70
20 Aug 2026$1.70
21 Aug 2026$1.70
22 Aug 2026$1.70
23 Aug 2026$1.70
24 Aug 2026$1.70
25 Aug 2026$1.70
26 Aug 2026$2.41
27 Aug 2026$1.61
28 Aug 2026$1.81
29 Aug 2026$1.81
30 Aug 2026$1.81
31 Aug 2026$1.81
1 Sept 2026$1.81
2 Sept 2026$1.81
3 Sept 2026$1.81
4 Sept 2026$1.81
5 Sept 2026$1.81
6 Sept 2026$1.81
7 Sept 2026$1.81
8 Sept 2026$1.81
9 Sept 2026$1.81
10 Sept 2026$1.81
11 Sept 2026$1.81
12 Sept 2026$1.81
13 Sept 2026$1.53
14 Sept 2026$1.53
15 Sept 2026$1.16
16 Sept 2026$1.41
19 Sept 2026$1.41
22 Sept 2026$1.41
25 Sept 2026$1.41
28 Sept 2026$1.41
1 Oct 2026$1.41
4 Oct 2026$1.41
7 Oct 2026$1.41
10 Oct 2026$1.41
15 Oct 2026$1.16
16 Oct 2026$1.16
17 Oct 2026$1.16
20 Oct 2026$1.16
21 Oct 2026$1.16
23 Oct 2026$1.16
Period high$10.87
Period low$1.16
Period average$4.56
Recorded points719

Sales History

0 sold · all variants(30D)

Sales recorded · 20 Sept 2026 – 19 Oct 2026. Sales are grouped into reporting periods; the final date is the latest available data.

Showing Foil - Near Mint - English

Click a bar to view full breakdown
View recorded sales data
Reporting periods for Foil - Near Mint - English. Missing values are shown as a dash.
DateUnits soldTransactionsMarket priceDetails
22/09/202600$1.41View sales
25/09/202600$1.41View sales
28/09/202600$1.41View sales
01/10/202600$1.41View sales
04/10/202600$1.41View sales
07/10/202600$1.41View sales
10/10/202600$1.41View sales
13/10/202600$1.41View sales
16/10/202600$1.41View sales
19/10/202600$1.41View sales
0Units sold · selected condition
0Transactions · selected condition
$1.41Average recorded market price
—Lowest Sale
—Highest Sale

Average recorded market price is the simple mean of reporting periods with a positive market price; it is not weighted by sales volume. A dash means no usable observation is available.