Besides community-made formats like PreFIRE, Classic Legacy, and 2015 Modern, one way I like to play with uncompetitive cards and strategies is through Spice Paradise, the Premodern webcam league I organize that prohibits top tier strategies
However, starting from the 31st day of no contact, your submission will enter Stage 2, and additional charges will apply to your sorting fee
It also works exceptionally well with Esix: if you have seven lands when you cast Avenger and Esix is on board, your Plants will all become Avengers of Zendikar, which will then make their own Plant tokens
Do what you have to do to minimize the damage and make Burn's job harder
There are no restrictions, nothing is needed to cast it, making it a staple in every single land destruction deck