Stack Defense
Also called: spin-under, stack, stacking
Coach my roll
See stack defense in your own rolls
Reading about stack defense only gets you so far. Upload a roll or a competition match and the professor watches it back with you — it finds where stack defense is costing you the exchange, marks the moment it slipped, and tells you what to drill next.
Free, no account needed. Your footage stays private.
Connections describe what coaches teach across 2,044 indexed videos — not what's objectively best. A row backed by one video is weak evidence; ✓ marks connections taught by 2+ independent channels.
This counters
1Used by
1Your game
Where does Stack Defense show up in your rolls?
Upload a roll or a match and the professor finds every stack defense moment in your own footage, then coaches you through what went wrong — or just tell it what's going wrong and get pointed at the fix.
Prefer your own assistant? Use the professor in ChatGPT or Claude