Take Barreling Attack, swap out trample for first strike, and swap out +1/+1 for rampage 2, and there you have Rapid Fire
The card synergizes particularly well with the contents of the Eternal Might Commander deck
Most Commander decks are loaded with low-quality filler cards to keep costs down, which comes at the expense of power, performance, and ultimately fun
You can run this in Commander or another casual format and try to assemble this game-winning combo: Beyond that, it seems really risky to run shift except in the grindiest of decks that can afford to play something that costs seven mana and that actually puts you behind on cards
First off, the ability to regenerate any creature is only found on 30 cards in Magic 's history
Not to mention that Calhoun herself likes to challenge other characters on the field