Newegg offers the ASRock Fatal1ty Z97 Killer LGA 1150 ATX Intel Motherboard for $104.99. Redeem this $30 mail-in rebate to cut the price to $74.99. With free shipping, that's $17 under our February mention, the best we've seen, and a low now by $65. It features one PCI Express 3.0 slot, one PCI Express 2.0 slot, six SATA 6Gb/s slots, and one SATA Express slot.
Also available is the MSI LGA 1151 Intel Z170A Gaming Serial ATA 6Gb/s USB 3.1 ATX Motherboard for $149.99. Redeem this $20 mail-in rebate to cut the price to $129.99. With $2.99 for shipping, that's the lowest total price we could find by $42. It features three PCI Express 3.0 slots, four PCI Express 2.0 slots, six SATA 6Gb/s slots, and two SATA Express slots. Both rebates expire September 26.