All told, theres a lot to like here and this should appreciate nicely
Whenever an instant or sorcery card leaves your graveyard, put a +1/+1 counter on Murktide Regent." Even if all you do is cast two of these in a row, you'll suddenly have a 13/13 and an 8/8 dragon if every exiled card was an instant or a sorcery
(Remember, Tenth Edition was the last of the all-reprint core sets.) But there wasnt the type of preview weeks we get today, even for supplemental sets
Crosis, the Purger is in great colors to be running discard strategies, and its significantly better than Darigaaz, the Igniter, which deals damage according to that colors presence in their hand
Tidus, a young man from another world, joins her as her guardian
For example, say you control Sphinx of the Second Sun and its ability triggers during your postcombat main phase