Ace Arn

Ultra the Multi-Alien

Also known as Captain Ace Arn

Human spaceman transformed into Ultra, a combination of four aliens and acquiring the powers of each.

Appearances

World's Finest Comics #154 — 1965-12-00
Mystery in Space #106 — 1966-03-00
G.I. Combat #117 — 1966-04-00
Mystery in Space #107 — 1966-05-00
Mystery in Space #108 — 1966-06-00
Mystery in Space #109 — 1966-08-00
Mystery in Space #110 — 1966-09-00
Hembeck: The Best of Dateline: @!!?# [Hembeck Series] #1 — 1980-12-00
Who's Who: The Definitive Directory of the DC Universe #24 — 1987-02-00
Animal Man #25 — 1990-07-00
Starman #55 — 1999-07-00
Pulp Fiction Library: Mystery in Space #[nn] — 1999-11-00
Superman / Batman #33 — 2007-03-00
The Brave and the Bold #6 — 2007-10-00
DCU: Legacies #5 — 2010-11-00
The All-New Batman: The Brave and the Bold #4 — 2011-04-00
Strange Adventures #1 — 2011-07-00
DC Universe: Legacies #[nn] — 2011-10-00
DC Universe: Legacies #[nn] — 2012-07-00
The Animal Man Omnibus #[nn] — 2013-09-00
Superman / Batman Omnibus #1 — 2020-07-00
New History of the DC Universe #4 — 2025-12-00