Thunderbolt — Wuthering Waves

Summary stats

Base ATK	388.00
Secondary Stat	ATK
Passive Name	Unstoppable
Passive Description	When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 7%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Refinement / passive

Rank 1 Unstoppable

When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 7%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Rank 2 Unstoppable

When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 11%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Rank 3 Unstoppable

When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 15%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Rank 4 Unstoppable

When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 19%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Rank 5 Unstoppable

When hitting a target with Basic Attacks or Heavy Attacks, increases Resonance Skill DMG Bonus by 23%, stacking up to 3 time(s). This effect lasts for 10s and can be triggered 1 time(s) every 1s.

Stat progression

Values by promotion phase and level (from game data).

Promotion 0 — 20 steps

Level	Values
1	ATK: 31 ATK: 8.1% (ratio)
2	ATK: 33.6102 ATK: 8.1% (ratio)
3	ATK: 36.2235 ATK: 8.1% (ratio)
4	ATK: 38.8368 ATK: 8.1% (ratio)
5	ATK: 41.447 ATK: 9.67% (ratio)
6	ATK: 44.0603 ATK: 9.67% (ratio)
7	ATK: 46.6736 ATK: 9.67% (ratio)
8	ATK: 49.2838 ATK: 9.67% (ratio)
9	ATK: 51.8971 ATK: 9.67% (ratio)
10	ATK: 54.5104 ATK: 11.25% (ratio)
11	ATK: 57.1206 ATK: 11.25% (ratio)
12	ATK: 59.7339 ATK: 11.25% (ratio)
13	ATK: 62.3472 ATK: 11.25% (ratio)
14	ATK: 64.9605 ATK: 11.25% (ratio)
15	ATK: 67.5707 ATK: 12.82% (ratio)
16	ATK: 70.184 ATK: 12.82% (ratio)
17	ATK: 72.7973 ATK: 12.82% (ratio)
18	ATK: 75.4075 ATK: 12.82% (ratio)
19	ATK: 78.0208 ATK: 12.82% (ratio)
20	ATK: 80.6341 ATK: 14.4% (ratio)

Promotion 1 — 21 steps

Level	Values
20	ATK: 101.2987 ATK: 14.4% (ratio)
21	ATK: 103.912 ATK: 14.4% (ratio)
22	ATK: 106.5253 ATK: 14.4% (ratio)
23	ATK: 109.1355 ATK: 14.4% (ratio)
24	ATK: 111.7488 ATK: 14.4% (ratio)
25	ATK: 114.3621 ATK: 15.97% (ratio)
26	ATK: 116.9754 ATK: 15.97% (ratio)
27	ATK: 119.5856 ATK: 15.97% (ratio)
28	ATK: 122.1989 ATK: 15.97% (ratio)
29	ATK: 124.8122 ATK: 15.97% (ratio)
30	ATK: 127.4224 ATK: 17.55% (ratio)
31	ATK: 130.0357 ATK: 17.55% (ratio)
32	ATK: 132.649 ATK: 17.55% (ratio)
33	ATK: 135.2592 ATK: 17.55% (ratio)
34	ATK: 137.8725 ATK: 17.55% (ratio)
35	ATK: 140.4858 ATK: 19.12% (ratio)
36	ATK: 143.0991 ATK: 19.12% (ratio)
37	ATK: 145.7093 ATK: 19.12% (ratio)
38	ATK: 148.3226 ATK: 19.12% (ratio)
39	ATK: 150.9359 ATK: 19.12% (ratio)
40	ATK: 153.5461 ATK: 20.7% (ratio)

Promotion 2 — 11 steps

Level	Values
40	ATK: 174.2138 ATK: 20.7% (ratio)
41	ATK: 176.8271 ATK: 20.7% (ratio)
42	ATK: 179.4373 ATK: 20.7% (ratio)
43	ATK: 182.0506 ATK: 20.7% (ratio)
44	ATK: 184.6639 ATK: 20.7% (ratio)
45	ATK: 187.2741 ATK: 22.28% (ratio)
46	ATK: 189.8874 ATK: 22.28% (ratio)
47	ATK: 192.5007 ATK: 22.28% (ratio)
48	ATK: 195.114 ATK: 22.28% (ratio)
49	ATK: 197.7242 ATK: 22.28% (ratio)
50	ATK: 200.3375 ATK: 23.85% (ratio)

Promotion 3 — 11 steps

Level	Values
50	ATK: 221.0052 ATK: 23.85% (ratio)
51	ATK: 223.6154 ATK: 23.85% (ratio)
52	ATK: 226.2287 ATK: 23.85% (ratio)
53	ATK: 228.842 ATK: 23.85% (ratio)
54	ATK: 231.4522 ATK: 23.85% (ratio)
55	ATK: 234.0655 ATK: 25.42% (ratio)
56	ATK: 236.6788 ATK: 25.42% (ratio)
57	ATK: 239.2921 ATK: 25.42% (ratio)
58	ATK: 241.9023 ATK: 25.42% (ratio)
59	ATK: 244.5156 ATK: 25.42% (ratio)
60	ATK: 247.1289 ATK: 27% (ratio)

Promotion 4 — 11 steps

Level	Values
60	ATK: 267.7935 ATK: 27% (ratio)
61	ATK: 270.4068 ATK: 27% (ratio)
62	ATK: 273.0201 ATK: 27% (ratio)
63	ATK: 275.6303 ATK: 27% (ratio)
64	ATK: 278.2436 ATK: 27% (ratio)
65	ATK: 280.8569 ATK: 28.57% (ratio)
66	ATK: 283.4671 ATK: 28.57% (ratio)
67	ATK: 286.0804 ATK: 28.57% (ratio)
68	ATK: 288.6937 ATK: 28.57% (ratio)
69	ATK: 291.307 ATK: 28.57% (ratio)
70	ATK: 293.9172 ATK: 30.15% (ratio)

Promotion 5 — 11 steps

Level	Values
70	ATK: 314.5849 ATK: 30.15% (ratio)
71	ATK: 317.1982 ATK: 30.15% (ratio)
72	ATK: 319.8084 ATK: 30.15% (ratio)
73	ATK: 322.4217 ATK: 30.15% (ratio)
74	ATK: 325.035 ATK: 30.15% (ratio)
75	ATK: 327.6452 ATK: 31.72% (ratio)
76	ATK: 330.2585 ATK: 31.72% (ratio)
77	ATK: 332.8718 ATK: 31.72% (ratio)
78	ATK: 335.482 ATK: 31.72% (ratio)
79	ATK: 338.0953 ATK: 31.72% (ratio)
80	ATK: 340.7086 ATK: 33.3% (ratio)

Promotion 6 — 11 steps

Level	Values
80	ATK: 361.3763 ATK: 33.3% (ratio)
81	ATK: 363.9865 ATK: 33.3% (ratio)
82	ATK: 366.5998 ATK: 33.3% (ratio)
83	ATK: 369.2131 ATK: 33.3% (ratio)
84	ATK: 371.8233 ATK: 33.3% (ratio)
85	ATK: 374.4366 ATK: 34.87% (ratio)
86	ATK: 377.0499 ATK: 34.87% (ratio)
87	ATK: 379.6601 ATK: 34.87% (ratio)
88	ATK: 382.2734 ATK: 34.87% (ratio)
89	ATK: 384.8867 ATK: 34.87% (ratio)
90	ATK: 387.5 ATK: 36.45% (ratio)

Ascension

Phase	Level cap	Bonuses / costs
0	20	Materials Shell Credit × 8000 Crude Ring × 5
1	40	Materials Shell Credit × 16000 Basic Ring × 5 Impure Phlogiston × 5
2	50	Materials Shell Credit × 32000 Improved Ring × 4 Extracted Phlogiston × 7
3	60	Materials Shell Credit × 48000 Improved Ring × 5 Refined Phlogiston × 5
4	70	Materials Shell Credit × 64000 Tailored Ring × 4 Flawless Phlogiston × 7
5	80	Materials Shell Credit × 96000 Tailored Ring × 7 Flawless Phlogiston × 10
6	90	—