[Bybit Launches MVLL and SQQQ Perpetual Contracts Today] Deep Tide TechFlow reports that on June 30, Bybit has added two new perpetual contracts: GraniteShares 2x Long MRVL Daily ETF (MVLLUSDT) and ProShares UltraPro Short QQQ (SQQQUSDT). A limited-time trading fee discount is available upon launch: 0% maker fee for limit orders and 50% discount on taker fees for market orders.