Alluvial, a developer of staking protocols, has completed a strategic financing of $4.3 million, led by Variant. Investors include Ethereal Ventures, Brevan Howard Digital, F-Prime Capital, a venture capital firm under the parent company of Fidelity Investments, and Nascent. This round of financing brings Alluvial's total financing to $22.5 million. According to previous news, Alluvial completed a $12 million Series A financing in July last year, led by Ethereal Ventures and Variant.