Manifold is a multi-protocol middleware solution to improve connectivity between DeFi products. YCabal creates a virtualized mempool (i.e. a MEV-relay network) that aggregates transactions (batching), such transactions include: Users can opt-in and send transactions to YCabal and in return for not having to pay for gas for their transaction, Manifold Finance batch process it and take the arbitrage profit from it. Risk by inventory price risk is carried by a Vault, where Vault depositers are returned the profit the YCabal realizes.