Here are some cards that, to me, definitively fall under the Stax banner: Stasis Winter Orb Static Orb Rising Waters Storm Cauldron Smokestack Words of Wind Back to Basics Drannith Magistrate Decree of Silence The Tabernacle at Pendrell Vale The cards above are all notorious for stopping a game from happening, either through not allowing lands to untap, making it prohibitive to play creatures (the formats defining way to play), or by stopping you from playing your Commander (which is the point of the format, whether you like it or not)
are its many unique mechanics for summoning monsters, with a new Summoning mechanic being introduced with almost every show
Instead, Midrange wants to play strong, flexible cards, generate steady value, and eventually win by having better resources than everyone else
Its a pretty aggressive card for white, but its ability to pump itself up, and draw cards when it dies (or when other creatures with +1/+1 tokens on it die) make it incredibly versatile
Mercifully, both cards werent drafted by the same player