There are a bunch of Commander Classics like Hornet Queen, Nantuko Vigilante, Caustic Caterpillar, future strong cards like Haywire Mite, multiplayer classics like flying regenerator Fog of Gnats and the card drawing and recurring Grave-Shell Scarab, token making Ant Queen, game winning rampers like Moldgraf Monstrosity, Giant Adephage and Living Hive
That means you will always have to make sure you have at least three attacks before you can defeat him, unless you leave him at zero life for the turn
#28 Saprazzan Raider (Mercadian Masques) Why is it bad
While Planetarium does get stronger when you add other Scry and Surveil effects to your deck, because of the artifacts activated ability, you dont even need to build around it for it to pull its weight
Who doesnt want to get rid of an opponents hexproof