It doesn't copy whether that permanent is tapped or untapped, whether that permanent has any counters on it or any Auras and/or Equipment attached to it, and it doesn't copy any non-copy effects that have changed that permanent's power, toughness, types, color, abilities, or so on
I just see the question of where and how Urza fits to be difficult to answer
Enter Invoke Despair, which does quite a bit for its mana value (the four black pips notwithstanding)
Ribbiting Conclusion Plaxcaster Frogling | Illustration by Greg Staples And that, my little tadpoles, is the rub on frogs
Conclusion: The Final Calculation The combat damage step is the climax of the MTG combat phase a flurry of calculations, keyword interactions, and precise timing where plans from earlier steps pay off