Steps
1. Player A controls Ixhel, Scion of Atraxa and Path of Ancestry
2. Player B has 3 poison counters
3. In Player A's end step, Ixhel triggers and exiles Vorinclex, Monstrous Raider from Player B's library
4. On their next turn, Player A casts Vorinclex, Monstrous Raider from exile...