Superscrypt, a blockchain venture capital firm backed by Temasek Holdings Pvt Ltd, plans to raise up to $100 million for its second investment fund, according to people familiar with the matter. Temasek Holdings has been listed as an anchor for the new fund along with New York-based fintech firm Republic, the people said. Temasek Holdings and Republic will jointly serve as general partners in the new firm. The process is ongoing and the final amount is subject to change, the people said.