1st Edition came first and the shadow had not been invented yet, so those cards are shadowless by definition
However, it can't attack or block unless it has an even number of counters on it
Lumra, Bellow of the Woods Big bear Lumra, Bellow of the Woods does so much and enters as a huge monster that should be way bigger than a 6/6 if you've done any fetching or Harrow business
If you cannot find a record of the card existing in any official set or promotional campaign, it is probably counterfeit
There is an exception for powerful cards in the Standard format, though
(If there are no +1/+1 counters on this creature, put four +1/+1 counters on it) Grim Servant Three generic, one black Creature- Zombie Warlock 3/2 Menace When Grim Servant enters the battlefield, search your library for a card with mana value less than or equal to your devotion to black, reveal it, put it into your hand, then shuffle