All five of those cards have seen heavy play across formats, with Troll of Khazad-dm actually getting banned in Legacy last week
Cute with Enrage, sure, but, Raging Swordtooth costs the same amount as Regisaur Alpha and Charging Monstrosaur, to say nothing of Glorybringer
The only thing you really need to bear in mind when playing it is that it scales poorly compared to many counterspell options as the game progresses
When activated, this lousy land will switch two blocking creatures to disrupt the opponent's battle tactics, which can lead to some interesting trades in combat
Who submitted the Thermopod + Impact Tremors + Dargo, the Shipwrecker combo
Embercleave, Red Trample Equipment What do you get if you combine a combat trick with some truly brutal Equipment