No Party may assign, delegate or otherwise transfer, directly or indirectly, in whole or in part, any of its rights or obligations under this Agreement without the prior written consent of the relevant other Parties, except that (a) the Investor shall be entitled to assign its rights under this Agreement to any of its affiliates, and (b) so long as such transfer or assignment would not violate any agreement to which ARCH or any of its subsidiaries is a party (or otherwise require the consent of ARCH or its subsidiaries under any such other agreement), the Advisor Parties shall be entitled to (x) assign their rights to any cash consideration payable hereunder to any of their respective affiliates (provided that no such assignment by the Advisor Parties shall relieve the Advisor Parties of their duties and obligations hereunder), or (y) transfer the equity interests thereof to any of their respective affiliates (excluding any real estate investment trust (or any of such real estate investment trust’s subsidiaries) that is an affiliate of any of the Advisor Parties). Any attempted assignment, delegation or transfer in violation of this Section 20 shall be void.