For some MTG players, this was too much to handle, as the artificial scarcity was seen as the start of a slippery slope
If Urza is an artifact he gets all bonus for being one, gains his own menace making it easier to do Commander damage to opponent with him
Since these spells are almost always useful, no matter how much mana you put in, this deck should play remarkably smoothly
Overall I would put the average odds on hitting a blind Predict in a cube game by calling the most sensible basic land type at around 1/8 or 9
Double Strike Example For example, lets say I attack with [c]Fireborn Knight[/c], a 2/3 double strike creature
The "can't be blocked by creatures with power 2 or less" clause may not look like much, but it means he swings through utility blockers and chump armies, ensuring your giant beater actually connects