[Nirgon]

More evidence:

Source:

[Sun May 20 02:52:08 2001] Derakor the Vindicator hits YOU for 700 points of damage.
[Sun May 20 02:52:08 2001] Derakor the Vindicator hits YOU for 700 points of damage.
[Sun May 20 02:52:09 2001] Derakor the Vindicator says 'You will not evade me Chromeheart'
[Sun May 20 02:52:09 2001] Derakor the Vindicator says 'Only the strong will survive.
[Sun May 20 02:52:11 2001] You are stunned!
[Sun May 20 02:52:11 2001] A temple guardian hits YOU for 280 points of damage.
[Sun May 20 02:52:11 2001] Derakor the Vindicator hits YOU for 675 points of damage.
[Sun May 20 02:52:12 2001] Derakor the Vindicator hits YOU for 525 points of damage.
[Sun May 20 02:52:12 2001] Derakor the Vindicator says 'Only the strong will survive.
[Sun May 20 02:52:12 2001] Derakor the Vindicator hits YOU for 225 points of damage.
[Sun May 20 02:52:12 2001] You have been slain by Derakor the Vindicator!
[Sun May 20 02:52:14 2001] Returning to home point, please wait...
[Sun May 20 02:52:14 2001] You disband your party.
[Sun May 20 02:52:15 2001] LOADING, PLEASE WAIT...

^ Notice, no bash.

More no stuns from regular hits from giants, Big King T. Source:

[Tue Mar 13 23:36:24 2001] Auto attack on.
[Tue Mar 13 23:36:24 2001] Ourok goes into a berserker frenzy!
[Tue Mar 13 23:36:25 2001] King Tormax says 'I will bring more glory to the city of Kael Drakkel!
[Tue Mar 13 23:36:25 2001] Ourok has been slain by King Tormax!
[Tue Mar 13 23:36:26 2001] You pierce King Tormax for 63 points of damage.
[Tue Mar 13 23:36:26 2001] King Tormax pierces YOU for 475 points of damage.
[Tue Mar 13 23:36:27 2001] You are stunned!
[Tue Mar 13 23:36:27 2001] King Tormax bashes YOU for 176 points of damage.
[Tue Mar 13 23:36:27 2001] King Tormax pierces YOU for 325 points of damage.
[Tue Mar 13 23:36:27 2001] King Tormax pierces YOU for 500 points of damage.
[Tue Mar 13 23:36:27 2001] King Tormax pierces YOU for 500 points of damage.
[Tue Mar 13 23:36:27 2001] King Tormax pierces YOU for 475 points of damage.
[Tue Mar 13 23:36:28 2001] King Tormax pierces YOU for 450 points of damage.
[Tue Mar 13 23:36:28 2001] King Tormax pierces YOU for 275 points of damage.
[Tue Mar 13 23:36:29 2001] You pierce King Tormax for 72 points of damage.
[Tue Mar 13 23:36:29 2001] You pierce King Tormax for 19 points of damage.
[Tue Mar 13 23:36:29 2001] You are unstunned.
[Tue Mar 13 23:36:29 2001] King Tormax says 'I will bring more glory to the city of Kael Drakkel!
[Tue Mar 13 23:36:29 2001] King Tormax pierces YOU for 675 points of damage.
[Tue Mar 13 23:36:29 2001] You have been slain by King Tormax!
[Tue Mar 13 23:36:32 2001] Returning to home point, please wait...
[Tue Mar 13 23:36:32 2001] LOADING, PLEASE WAIT...

Same source, Grizznot stunning without a bash (unstunnable and follows this same rule), feel free to inspect the full log on the page:

[Tue Mar 27 00:25:18 2001] You slash Grizznot for 11 points of damage.
[Tue Mar 27 00:25:23 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:24 2001] You slash Grizznot for 34 points of damage.
[Tue Mar 27 00:25:24 2001] You slash Grizznot for 20 points of damage.
[Tue Mar 27 00:25:26 2001] You bash Grizznot for 13 points of damage.
[Tue Mar 27 00:25:27 2001] You slash Grizznot for 31 points of damage.
[Tue Mar 27 00:25:28 2001] You slash Grizznot for 29 points of damage.
[Tue Mar 27 00:25:30 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:31 2001] You bash Grizznot for 4 points of damage.
[Tue Mar 27 00:25:31 2001] You slash Grizznot for 33 points of damage.
[Tue Mar 27 00:25:31 2001] You slash Grizznot for 17 points of damage.
[Tue Mar 27 00:25:32 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:33 2001] You slash Grizznot for 12 points of damage.
[Tue Mar 27 00:25:33 2001] Evan has been slain by Grizznot!
[Tue Mar 27 00:25:33 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:34 2001] You slash Grizznot for 15 points of damage.
[Tue Mar 27 00:25:35 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:36 2001] You bash Grizznot for 15 points of damage.
[Tue Mar 27 00:25:37 2001] You slash Grizznot for 27 points of damage.
[Tue Mar 27 00:25:39 2001] You slash Grizznot for 55 points of damage.
[Tue Mar 27 00:25:40 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:42 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:42 2001] You slash Grizznot for 19 points of damage.
[Tue Mar 27 00:25:42 2001] You slash Grizznot for 27 points of damage.
[Tue Mar 27 00:25:44 2001] You slash Grizznot for 25 points of damage.
[Tue Mar 27 00:25:44 2001] You slash Grizznot for 40 points of damage.
[Tue Mar 27 00:25:45 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:45 2001] You slash Grizznot for 11 points of damage.
[Tue Mar 27 00:25:46 2001] You slash Grizznot for 16 points of damage.
[Tue Mar 27 00:25:47 2001] You slash Grizznot for 44 points of damage.
[Tue Mar 27 00:25:48 2001] Grizznot gores YOU for 46 points of damage.
[Tue Mar 27 00:25:48 2001] Kaede Scores a critical hit!(47)
[Tue Mar 27 00:25:51 2001] You slash Grizznot for 61 points of damage.
[Tue Mar 27 00:25:51 2001] You slash Grizznot for 22 points of damage.
[Tue Mar 27 00:25:51 2001] Grizznot gores YOU for 239 points of damage.
[Tue Mar 27 00:25:51 2001] Grizznot gores YOU for 288 points of damage.
[Tue Mar 27 00:25:51 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:51 2001] You are stunned!
[Tue Mar 27 00:25:51 2001] Grizznot kicks YOU for 110 points of damage.
[Tue Mar 27 00:25:51 2001] Grizznot gores YOU for 110 points of damage.
[Tue Mar 27 00:25:52 2001] You slash Grizznot for 34 points of damage.
[Tue Mar 27 00:25:52 2001] You slash Grizznot for 16 points of damage.
[Tue Mar 27 00:25:53 2001] Grizznot gores YOU for 288 points of damage.
[Tue Mar 27 00:25:53 2001] Grizznot goes on a RAMPAGE!
[Tue Mar 27 00:25:53 2001] Grizznot bashes YOU for 102 points of damage.
[Tue Mar 27 00:25:53 2001] You are unstunned.
[Tue Mar 27 00:25:55 2001] You slash Grizznot for 12 points of damage.
[Tue Mar 27 00:25:56 2001] Grizznot goes on a RAMPAGE!