Even if you don't care about the value of the card, sleeves protect your game pieces, make it easier to shuffle and pick up
If another effect (or effects) modifies how much damage a source you control would dealby preventing some of it, for examplethe player being dealt damage or the controller of the permanent being dealt damage chooses the order in which any such effects (including Lightning's) apply
The cheeky rules text tries to prevent you from reanimating her but Ilharg, the Raze-Boar, Through the Breach, and other effects can get her onto the battlefield post-haste
Considering the static ability, the +1 will make two tokens instead of one and put Elspeth to a very healthy six loyalty, while making bodies to protect herself
Any or all of these are good inclusions for tokens or anthem decks
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