It also provides haste to all your creatures, so when riot triggers, you can always choose to put a +1/+1 counter on that creature
If Jet were slightly more powerful then it would be out there getting play and making Magic a better game
Odds are you'll have to use mana for removal to push Tinybones through, so how much mana will you really expect to have left over
don't really know if I can say her card does that level of world ending threat justice, frankly
Ward helps to protect Spider-Rex, Daring Dino for a turn around the table, and reach means you dont have to rely on removal spells to deal with fliers
In addition, Alpha contained numerous misprints and lacked a standardized wording for card text, which would not appear until 4th Edition