An 8/8 for 5 with lots of keywords is impressive, but Im not sure this tank is worth the electrical bill (Im going to get slaughtered by Liberty Prime now that Ive said this, arent I?)
Meanwhile, you will always pull out just slightly more ahead which is all you need to win
Other mobilize cards also turn into great card draw, but there are lots of effects in the wheelhouse of Mardu's color combination that bring in temporary attacking tokens like Fire Navy Trebuchet, Urabrask's Forge, and white does away with the temporary nature altogether on Adeline, Resplendent Cathar
You can decide to destroy the creature in response to an exploration, but the effects of explore will still occur
I'll run it to get card drawing, creature removal, land fetching, other stuff removal, and more