This can continue until the creature is removed from the graveyard with the triggers on the stack, or until you decide to end the process by selecting the same trigger to resolve twice back-to-back
Meanwhile, the archenemy takes their own turn
But whereas that's a card on the MTG Commander banlist, Avatar of Growth is far less threatening
Until the advent of land cycling creatures, Krosan Tusker and Explosive Vegetation seemed like the only feasible solutions to get a third color of mana in a draft
If the legendary creature you've chosen as your commander has chosen a Background, you may start the game with both that creature and a legendary Background enchantment in the command zone
Every layer is customizable -- add your own text, colors, icons, and descriptions for your MTG game