0001829126-25-009598 Sample Contracts

REGISTRATION RIGHTS AGREEMENT
Registration Rights Agreement • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks • New York

THIS REGISTRATION RIGHTS AGREEMENT (this “Agreement”) is entered into as of ______, 2025, by and among Mammon Omicron Acquisition Corp, a Cayman Islands exempted company (the “Company”), Mammon Cherry Limited, a British Virgin Islands business company (the “Sponsor”), and each of the undersigned parties listed on the signature page hereto under “Investors” (each such party, together with the Sponsor, an “Investor” and collectively, the “Investors”).

MAMMON OMICRON ACQUISITION CORP AMENDED AND RESTATED FOUNDER SHARE SUBSCRIPTION AGREEMENT
Founder Share Subscription Agreement • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks • New York

This amended and restated founder shares subscription agreement (this “Agreement”) is entered into on August 22, 2025 by and between Mammon Cherry Limited, a British Virgin Islands business company (the “Subscriber” or “you”), and Mammon Omicron Acquisition Corp, a Cayman Islands exempted company (the “Company,” “we” or “us”). The parties hereto entered into a securities subscription agreement on July 25, 2025 (the “Prior Shares Subscription Agreement”) under which the Subscriber subscribed for an aggregate of 1,437,500 ordinary shares (the “Shares”), par value $0.0001 per share, of the Company, and the Company issued the Shares to the Buyer, on the terms and subject to the conditions since the date thereof. Now, the parties hereto amend and restate, in its entirety, the Prior Securities Subscription Agreement and instead enter into this Agreement to regulate the rights and obligations between and among them.

Mammon Omicron Acquisition Corp [Address] Chardan Capital Markets, LLC
Underwriting Agreement • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks
MAMMON OMICRON ACQUISITION CORP PRIVATE PLACEMENT UNIT SUBSCRIPTION AGREEMENT
Private Placement Unit Subscription Agreement • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks • New York

This UNIT SUBSCRIPTION AGREEMENT (this “Agreement”) is made as of ______, 2025, by and between Mammon Omicron Acquisition Corp, a Cayman Islands exempted company (the “Company”), having its principal executive office at [ ], and Mammon Cherry Limited, a British Virgin Islands company (the “Purchaser”).

COMPANY LETTERHEAD]
Director Offer Letter • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks • New York

This letter shall constitute an agreement (“Agreement”) between you and the Company and contains all the terms and conditions relating to the services you are to provide.

MAMMON OMICRON ACQUISITION CORP RIGHTS AGREEMENT
Rights Agreement • December 2nd, 2025 • Mammon Omicron Acquisition Corp • Blank checks • New York

This Rights Agreement (this “Agreement”) is made as of ______ 2025 between Mammon Omicron Acquisition Corp, a Cayman Islands exempt company with principal executive office at [Address] (the “Company”) and [Rights Agent], with offices at [Address] (“Rights Agent”).