- Sentry wards do not reveal invisible gods nor units, only wards (including those from , and .)
- Each player can only place up to 2 wards of any kind at a time. Placing more than 2 wards will cause the oldest one to be destroyed.
- Sentry Wards are invisible, but can be revealed by other Sentry Wards. Revealed wards can be destroyed with 3 basic attacks. Killing a ward rewards 50 gold.
- Sentry Wards are revealed for 1s when placed, but are not targetable.