It can help with swarming the field but most importantly it will allow you to target the Graveyard for Monsters other than Gravekeepers
Each deck only contains 20 cards, so players may not have to search for long to obtain cards for one
This mechanic represents Sins various regenerative capabilities, the creation of Sinspawn, and also shows the mysterious cycle that the people of Spira are trapped in
Once Azure Beastbinder has been blocked, increasing the blocking creature's power to 2 or greater won't cause Azure Beastbinder to become unblocked
In fact, they form a complete unit
For some reason, it's not named Turn 1, but it's itself Turn 1, so if you line up multiple of them, you can use them many times