Spellbane and extra attacks

For some reason I don't remember mid-fight spellbaning granting a round of free attacks. Is that new, or am I that rusty? On a Bridge Over the Khalid River [Exits: east west] Ungar is here. <980/1039hp 960/1064m 1012mv> [standing : outdoor : 9 PM] 10206tnl Ungar yells 'Die, Melrauko, you sorcerous dog!' Ungar deflects your spell! Ungar's spellbane injures you. You meet Ungar's shocking bite with a resounding impact. Ungar maims you! You parry Ungar's slash. Ungar is in perfect health. <930/1039hp 960/1064m 1012mv> [fighting : outdoor : 9 PM] 10206tnl Ungar's shocking bite EVISCERATES you! Ungar's slash misses you. Ungar's slash MUTILATES you! Ungar parries your sting. Ungar parries your cleave. Ungar is in perfect health. <846/1039hp 960/1064m 1012mv> [fighting : outdoor : 9 PM] 10206tnl c plague Ungar tries to strike the same place with both his swords. Ungar's thrust EVISCERATES you! Ungar's thrust MUTILATES you! Ungar is in perfect health. This part here <761/1039hp 960/1064m 1012mv> [fighting : outdoor : 9 PM] 10206tnl Ungar deflects your spell! Ungar's spellbane injures you. Ungar DISMEMBERS you! Ungar devastates you! You parry Ungar's slash. Ungar EVISCERATES you! Ungar is in perfect health. <609/1039hp 960/1064m 1012mv> [fighting : outdoor : 9 PM] 10206tnl You parry Ungar's shocking bite. You parry Ungar's slash. Ungar's shocking bite EVISCERATES you! Ungar parries your sting. Ungar dodges your cleave. Your cleave maims Ungar! Ungar has a few scratches. <564/1039hp 960/1064m 1012mv> [fighting : outdoor : 9 PM] 10206tnl bog You boggle at the concept. Ungar has a few scratches.