Uro, Titan of Nature's Wrath's ETB effect is excellent, even if you have to sacrifice it right afterward, and its Escape will help you exile cards from the graveyard
As with any superfriends deck, strategies like this tend to lead to prolonged games due to opponents expending resources and combat steps dealing with planeswalkers instead of threatening life totals
If you control more than one object with the specified name, you select one object with that name to exile
This is, in part, because Maze's End is a solid (and extremely budget friendly) Pioneer deck and in part because among a huge number of Commander Legends : Battle for Baldur's Gate leaks, there have been some cards (including new legends) which care about the Gate land type
This isnt a matter of experience, as knowing every card intimately is an unreasonable expectation