Considering all of these use cases, its hard to deny that this is one of the most underplayed protection pieces in MTG Commander
Glaceon ex SIR is up for grabs at $179.99 at the moment, making it one of the most valuable cards in this set whilst being much more reasonable than a couple of months back
Always sleeve and protect your card properly before deciding, as condition at the time of submission determines everything
On an empty board she makes beaters, with topdeck mode she can haste-enable your creature to hit first, she can kill or trample out of a locked board state, and more
Id also look at a few other options: Flameshadow Conjuring, Kiki-Jiki, Minion Reflector, Splinter Twin, and Twinflame
Kaervek the Merciless Playing against Kaervek the Merciless feels like paying a toll every time you cast a spell