Here's their roster. It's considerably worst than last year bench wise.
45 Kadeem Allen SG 24 6-3 200 Arizona
12 Aron Baynes C 30 6-10 260 Washington State $4,328,000
26 Jabari Bird SG 23 6-6 198 California
7 Jaylen Brown F 20 6-7 225 California $4,956,480
30 Gerald Green SF 31 6-7 205
20 Gordon Hayward SF 27 6-8 226 Butler $29,727,900
42 Al Horford C 31 6-10 245 Florida $27,734,406
2 Kyrie Irving PG 25 6-3 193 Duke $18,868,626
0 Shane Larkin PG 24 5-11 175 Miami (FL) $1,471,382
13 Marcus Morris PF 27 6-9 235 Kansas $5,000,000
51 Abdel Nader SF 23 6-6 230 Iowa State $1,167,333
37 Semi Ojeleye PF 22 6-7 235 SMU $1,291,892
12 Terry Rozier PG 23 6-2 190 Louisville $1,988,520
36 Marcus Smart PG 23 6-4 220 Oklahoma State $4,538,020
11 Jayson Tatum SF 19 6-8 205 Duke $5,645,400
99 Daniel Theis PF 25 6-9 243 $815,615
98 Guerschon Yabusele PF 21 6-8 260 $2,247,480
I couldn't tell you who even starts at shooting guard OR who 50% of their players are.
EDIT: pretty sure Allen and Henderson aren't with the team anymore also