At the start of each Boss turn, put a Time Counter on this.
When you advance for the second time, instead of moving to a new room, flip this and convert all the Time Counters on this into Boss Counters.
Whenever a Time Counter is added to the Time Pool. Each opposing player may discard a card at random. For each one that doesn't, spawn a minion.
| Detail | Value |
|---|---|
| Card type | Boss |