- Steel Curtain - Counts as a Protect action.
- Colossus's Phoenix Five alternate uniform was announced at San Diego Comic-Con on July 14, 2012.
- Colossus appeared as a Boss in Special Operations 3: Mission 2 (Avengers side).
- If Colossus has a Phoenix Potential buff, the animations for Steel Fists and Decimate change while the Phoenix symbol appears.
- Colossus has a themed weapon, .
- Colossus's Decimating Empowered Iso-8 effect () is a reference to Zangief's signature move from the Street Fighter saga
- Modern Colossus's passive does not stack with, and will be replaced by once the latter effect is active.
- Colossus is the brother of Magik.
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