"Attack Potency: Universe level (Sent Universe Survival Saga Super Saiyan God Goku, who could contend with Dyspo, flying with a single punch. Noted to contain the combined total power of Caulifla and Kale, multiplied by "tens of times," as mentioned by Vados) | Universe level (As a Super Saiyan, she forced a Super Saiyan Blue Goku who had broken his limits to use the Kaio-ken, and defeated him with a surprise attack to the head. Later, this form was described by Whis as acting as a catalyst similar to the SSB Kaio-ken x20 Spirit Bomb, which had served as the original basis for Goku's awakening of Ultra Instinct) | Universe level+ (When fighting vs Ultra Instinct Goku, a confident Super Saiyan 2 Kefla stated she could "blow away an entire universe in one shot", and Piccolo commented that her power had surpassed the level that Goku had previously reached when fighting Jiren. At her absolute maximum strength, it was stated that not even a more adept UI Goku would have been capable of surviving one of her blasts, although he was able to effortlessly dodge each of her attacks)"
I found the answer. That means Goku SSJB Kaioken x20 (Genkidama) = Kefla SSJ (Peak).
Here it is explained:
Kefla is the Potara fusion between Caulifla and Kale, and is the secret weapon of Universe 6 in a last-ditch attempt to win the Tournament of Power, forming after the two were almost eliminated by Goku. Tier: 2-C | 2-C | 2-C Key: Base | SS1 + Berserk Kefla | SS2 + Berserk Kefla Name: Kefla...
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