Set these cards aside to create a pile of bulk cards that you can sell all at once
If your opening hand feels too weak, or is outright unplayable due to a lack of lands, you have the chance to take a mulligan and draw a new one that might be better
Ive even used elves like Birchlore Rangers to hard-cast Atraxa, which is emminently doable at seven mana
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Legendary Artifact Color tag templates(None) Thousand-Year Elixir You may activate abilities of creatures you control as though those creatures had haste
Thats some massive upside in heavy counters decks, and this is already a fairly aggressive survival creature on its own