Contraeaster eggs

Every egg in Contra, the first posted first, with a line to credit it: who found it (once a moderator verifies it, or as a claim until then), who documented it here, and its address. How to credit

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1. 1Thirty lives: the Konami Code in Contra

   “Thirty lives: the Konami Code in Contra” (Contra): Discovery claimed by Kazuhisa Hashimoto (found 1986), not yet verified · documented by @pixelpriest on 4 Sep 2026 · https://wildwasteland.com/egg/thirty-lives-the-konami-code-in-contra

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