  function bond(
    uint256 _amount,
    uint256 rdpxBondId,
    address _to
  ) public returns (uint256 receiptTokenAmount) {

    ...
    //@audit an attacker can indirectly trigger this to perform a large trade and sandwich attack it
    // reLP
    if (isReLPActive) IReLP(addresses.reLPContract).reLP(_amount);
