I couldn't find anything for this season, but Leandro Trossard tallied 1 goal in the Champions League in 2025-26.

		NAME	G	SEASON	CLUB	Rating	M	MIN	START	G/M	A	G+A	PK	FK	SH	SOT	WOOD	TCH	TCH-BOX	OFF
1		Leandro Trossard L. Trossard	1	2025-26	Arsenal	6.70	11	626	8	0.09	4	5	0	0	22	7	2	339	32	1

	NAME	DATE	G	SEASON	CLUB		OPP	Rating	MIN	A	xG	xA	SH	SOT	WOOD	TCH	TCH-BOX	OFF	FOUL
1	Leandro Trossard L. Trossard	5/30/2026	0	2025-26	Arsenal	@	PSG	6.5	82	1	0.00	0.01	0	0	0	37	0	0	1
2	Leandro Trossard L. Trossard	5/5/2026	0	2025-26	Arsenal	vs	Atlético Madrid	7.3	82	0	0.11	0.04	1	1	0	47	3	0	0
3	Leandro Trossard L. Trossard	4/29/2026	0	2025-26	Arsenal	@	Atlético Madrid	6.0	23	0	0.14	0.02	2	0	0	20	2	0	1
4	Leandro Trossard L. Trossard	4/15/2026	0	2025-26	Arsenal	vs	Sporting CP	7.5	12	0	0.01	0.01	1	0	1	18	2	0	0
5	Leandro Trossard L. Trossard	4/7/2026	0	2025-26	Arsenal	@	Sporting CP	6.1	75	0	0.06	0.03	2	0	0	36	0	0	0
6	Leandro Trossard L. Trossard	3/17/2026	0	2025-26	Arsenal	vs	Leverkusen	7.2	68	1	0.35	0.03	5	3	0	44	6	0	0
7	Leandro Trossard L. Trossard	1/20/2026	0	2025-26	Arsenal	@	Inter	6.3	78	0	0.11	0.07	3	0	1	31	3	0	0
8	Leandro Trossard L. Trossard	11/26/2025	0	2025-26	Arsenal	vs	Bayern	6.3	37	0	0.00	0.01	0	0	0	13	0	1	0
9	Leandro Trossard L. Trossard	11/4/2025	0	2025-26	Arsenal	@	Slavia Prague	6.3	71	1	0.19	0.21	3	1	0	31	7	0	0
10	Leandro Trossard L. Trossard	10/1/2025	0	2025-26	Arsenal	vs	Olympiacos	5.2	72	0	0.44	0.04	4	1	0	48	8	0	0
11	Leandro Trossard L. Trossard	9/16/2025	1	2025-26	Arsenal	@	Athletic Club	9.1	26	1	0.08	0.00	1	1	0	14	1	0	1
	Total		1					6.70	626	4	1.49	0.47	22	7	2	339	32	1	3