Odin feats: Conquered all Nine Realms, soloing Frost Giants, Imprisoned Hela and defeat Surtur in his prime, oneshotted Dark elf, and was able to depower and banish The Mighty Thor.
Zeus feats: Oneshotted Steppenwolf and Separated The Motherboxes single handedly.
No prior knowledge or prep
Thanos gets the Power stone
Win by any means
Location: Asgard, 300 ft apart