Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Mech Robots Pack Free.
Mech Robots Pack v1.0
Fully rigged and animated 3D Mech robots pack.
Optimized for mobile platforms
Unity3d demo.
4 unique robot meshes.
26 texture skins styles (2048×2048.tga) for each model.
+15 weapons!
Normal, specular and illumination maps included.
Cronus – 6372 triangles
Gyges – 2584 triangles
Chimera MKI – 3840 triangles
Chimera MKII – 4180 triangles
Animations list:
000 – 060 walk
060 – 120 walk+shooting
130 – 160 run
170 – 230 walk_backwards
240 – 295 walk_right
300 – 355 walk_left
360 – 380 shooting1
385 – 445 shooting2
400 – 430 shooting2_loop
450 – 500 gethit1
500 – 540 gethit2
540 – 600 gethit3
600 – 720 death1
730 – 840 death2
850 – 950 death3
960 – 990 power off
990 – 1010 power on
1020 – 1080 strafe_right
1090 – 1150 strafe_left
1160 – 1220 walk-forward45′-right
1230 – 1290 walk-forward45′-left
1300 – 1360 walk-sideways90′-right
1370 – 1430 walk-sideways90′-left
1440 – 1500 walk-forward-point-left
1500 – 1560 walk-forward-point-right
1560 – 1680 walk-jump
1690 – 1770 jump
1770 – 1980 idle1
1980 – 2180 idle2
2190 – 2270 run2
2310 – 2340 power OFF 2
2340 – 2380 power ON 2
2390 – 2490 action1