It remains tapped and the shield is removed
There are board wipes and single-target removal spells aplenty, there are Fog effects, and there are solitaire-style combo wins all make combat much more difficult to pull off
Supposedly, they claimed that this was supposed to be another basic land
This transformation allows your Blood Artist payoffs to become even more flexible, cards like Marionette Apprentice or Mirkwood Bats will now trigger whenever a creature dies because the game sees an artifact hitting the graveyard
(That's how I built around him here in my Budget Commander Series - way back in 2014!) You can blink out enchantments with ETB stuff like Faith's Fetters and Cartouche of Knowledge
Log In Ah Deadpool, douchy, comes out of nowhere, disappears randomly, and you can't kill the damned thing