Because this doesn't hurt planeswalkers, it has enhanced value in planeswalker heavy brews like Superfriends builds
Eldrazi Unbound If you want a deep dive on the full Deck List, Loading Ready Run do a fantastic job of it
Threaten effects, or effects that temporarily steal opposing creatures, aren't super popular in Commander, though the equation certainly changes when that threat's attached to a 10/10 and also morphs the 'borrowed' creature into an annihilating monster for the turn
Just as a reminder, warp allows you to cast a creature for a reduced cost, but it then gets exiled at the end of the turn
(If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.) Vigilance Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance
Board wipes Board wipes, on the other hand, are great in Commander