If you reanimate a Sutured Ghould and when it enters the play you remove a terravore in your graveyard where there's also several lands, Sutured Ghoul gets +0+0 and it should get +1+1 for each land in graveyard.
After another testing game only crashes when you activate ability and is the FIRST card you draw that turn, with second and next cards you draw that turn the game don't crash.
When you try to use the ability of words of wisdom the game crashes and restarts, sometimes begins a loop where the game plays itself till the same point and crash again, sometimes it goes to the starting point of choosing mull or keep. Don't occur the same with other "Words of..." the same...
If you look on the web of tcdecks, every tournament of premodern under de name Magic Online Society is played on MTGO, i let here a link to a search: https://www.tcdecks.net/results.php?token=Decks&tname=Magic+Online+Society&format=Premodern&strict=on
We have tournaments of around ~40 people...