What should I prioritize right now?
Keep rolls that beat your placed average, fill coverage gaps before chasing more rolls, upgrade the treehouse when you fall behind your wave, and roll with friends for the official EXTRA LUCK bonus.
Turret names, rarities, and stats are not publicly documented yet, so this page ranks the decisions you control instead of inventing S/A/B tiers. Exact named tiers will be added the moment credible public data exists — until then, every row below is labeled with its basis.